TST 2013.pmd - EGRA OCS

Test for Scientific Taste : 2013Conducted by :

Egra Organisation for the Cultivation of Science

Class - III ❑ Full Marks - 50 ❑ Time - 1 hour

Marks obtained :

Paribesh Parichay -

Mathematics -

Total -

NAME _________________________________________

Institution ________________________________________

Roll No. ____________

Verified by Signature of invigilator

General Instructions

1. Choose the correct answer and put X mark in side the appropriate box.

If you think that you have put X mark in wrong answer, fill it (e.g. ) and choose the right from

other three. But take the chance once for one question.

2. Each question carries 2 marks.

3. No marks will be deducted for wrong answers. Calculator is not allowed.

4. Use back side of question paper or separate sheet to sum the mathematical problems if necessary.

Paribesh Parichay (Science / Geography / Awareness)

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

1. Bones are made of - a) minerals and salts b) acids and bases

c) living cells and minerals d) salt and water

2. The gas needed for respiration is - a) carbon di oxide b) carbon

monoxide c) oxygen d) nitrogen

3. Birds like duck, swan have - a) strong and hooked beak

b) broad, soft and flat beak c) strong and short beak

d) long , pointed beak

4. Rice, wheat , maize are - a) pulses b) cereals c) oilseeds d) fruits

5. States of matter can be changed by-

a) cooling b) heating c) both (a) and (b) d) pressing

6. Which of the following does not cause noise pollution ?

a) aeroplane b) loud speaker c) smoking chimney

d) drilling machine

7. The process by which water changes into water vapour is called -

a) evaporation b) condensation c) melting d) freezing

8. Rib cage protects the- a) lungs and heart b) brain

c) spinal cord d) stomach and liver

(In Block letters)

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1. The difference between the place values of two 5’s in 582450 is -

a) 409950 b) 499950 c) 49950 d) 500050

2. How many times does the digit ‘1’ appear in the numbers 1 to 100?

a) 18 b) 19 c) 20 d) 21

3. Which of the following is the largest number ?

a) 7212 b) 7122 c) 7211 d) 7221

4. 999 + 999 + 999 + 999 + 999 = _______ x 999 -

a) 999 b) 0 c) 1 d) 5

5. 570 + how many tens = 1000 ? - a) 430 b) 530 c) 43 d) 53

6. A bag contains 12 books. How many bags are requred for 144 books?

a) 13 b) 12 c) 24 d) 36

7. of 4 doznes = ________ - a) 30 b) 32 c) 28 d) 48

8. How many 10 rupee notes will make a sum of Rs. 1000? -

a) 10 b) 50 c) 100 d) 1000

9. If the time is half past five, which digit on the clock does the

minute hand point at ? - a) 3 b) 4 c) 5 d) 6

10. How many millilitres can make 5 litres? - a) 5000 b) 500 c) 50 d) 5

2

3

9. Plants with fibrous roots are - a) mustard plants b) peepal trees

c) grass d) mango trees

10. The groups of stars are called -

a) solar system b) constellations c) satellites d) planets

11. Diamond is a - a) rock b) pebble c) mineral d) soil

12. The underground passage to cross the road is called -

a) zebra crossing b) subway c) over bridge d) foot path

13. A sense organ that we have all over our body is -

a) nose b) ears c) skin d) eyes

14. To complete one revolution the earth takes -

a) 365 days b) 365 ¼ days c) 24 days d) 30 days

15. Plants take in air through air holes called -

a) vein b) stalk c) stomata d) stem

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

Mathematics



Class - IV ❑ Full Marks - 50 ❑ Time - 1 hour

Marks obtained :

Paribesh Parichay -

Mathematics -

Total -

NAME _________________________________________

Institution ________________________________________

Roll No. ____________









Paribesh Parichay (Science / Geography / Awareness)

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1. Pistil is an important part of - a) piston b) pulley c) flower d) lever

2. The relation between the force and work is given by the formula -

a) Force = Work x Displacement b) Displacement =

Work x Force c) Work = Force x Displacement

d) Work = Force ÷ displacement

3. An object floats or sinks in water due to their -

a) height b) weight c) length d) mass

4. The drinking straw works on the principle of - a) water pressure

b) air pressure c) partial pressure d) pressure of container

5. A bottle opener is a kind of - a) wedge b) screw c) lever d) pulley

6. The outer layer of our teeth is called -

a) plaque d) dentine c) enamel d) crown

7. The harmful UV rays from sun is blocked by -

a) ionosphere b) troposphere c) exosphere d) stratosphere

8. The metal that is obtained from bauxite ore is -

a) iron b) copper c) tin d) aluminium

9. While ‘Mars’ is called ‘Red planet’ , then ‘Earth’ is called -

a) Green planet b) Yellow planet c) Blue planet d) none of these

10. ‘Loam’ is a type of - a) fur b) virus c) soil d) insect

(In Block letters)

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1. Hindu - Arabic numeral for MMMCCC XXXIII is -

a) 333 b) 30303 c) 33333 d) 3330

2. 99, 159, 219, ______ To find the next number after 219, we should -

a) add 60 to 219 b) subtract 60 from 219 c) add 69 to 219

d) add 50 to 219

3. Which of the following pairs of numbers are co-primes ?

a) (11, 111) b) (22, 222) c) (12, 36) d) (14, 50)

4. The greatest number that will divide 37, 50, 123 leaving remainder 1,2

and 3 respectively is - a) 9 b) 10 c) 15 d) 12

5. The daily consumption of milk of a family is 3 litres. The quantity of

milk consumed by the family during the month of June 2008 is -

a) 90 litres b) 100 litres c) 97 litres d) none of these

6. 40.600 km + _____ km = 51 km -

a) 11.600 b) 11.000 c) 10.400 d) 10400

7. A figure is formed by putting two squares one on the other as shown

here

If the length of each side of the two squares is 8cm, then the

perimeter of the formed figure is - a) 56cm b) 64cm c) 32cm d) 48cm

8. What is : 29 - 28 + 27 - 26 + 25 - 24 + 23 - 22 ?

a) 124 b) 48 c) 4 d) 1

9. 30 + + 0 + = ____ a) 30.807 b) 30.0807 c) 30.97 d) 30.870

10. c x m = 18 ; c d m = 2

If these number sentences are true, which of the following may be

correct? a) c = 9, m = 2 b) c = 6, m = 3 c) c = 6, m = 12

d) c = 18, m = 1

1

4

11. The name of the smallest continent is -

a) Australia b) Africa c) Asia d) Europe

12. The practice of ‘Car Pool’ helps in -

a) productions of new cars b) conservation of fuel

c) reducing the air pollution d) both ( b ) and ( c )

13. The speed of wind is measured by - a) speedometer

b) barometer c) seismometer d) anemometer

14. The name of ‘father of Indian Surgery’ is - a) Jagadish ch. Bose

b) Vikram Sarabhai c) Sushruta d) A.P. J Abdul Kalam

15. The final step of scientific method is - a) conclusion

b) hypothesis c) observation d) experimentation

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

Mathematics

1

2

1

2

8

10

7

1000



Class - V ❑ Full Marks - 50 ❑ Time - 1 hour

Marks obtained :

Paribesh Parichay -

Mathematics -

Total -

NAME _________________________________________

Institution ________________________________________

Roll No. ____________









Paribesh Parichay (Science / General Awareness)

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

1. The natural dwelling area of an organism is called -

a) migration b) camouflage c) habitat d) none of these.

2. Which of the following leaf gives rise to new plant?

a) mango b) neem c) bryophyllum d) none of these.

3. Blood cells are produced in the -

a) bone marrow b) skull c) back bone d) ribcage.

4. Which of the following is used in the syntheis of proteins?

a) oxygen b) carbondioxide c) nitrogen d) none of these.

5. In bamboo, roots arise from the lower nodes; these are called -

a) prop roots b) stilt roots c) climbing roots d) none of these.

6. The stem of gladioli is called - a) corn b) bulbs c) rhizome d) thorns

7. The moon is a - a) transparent object b) opaque object

c) translucent object d) none of these.

8. Electricians use rubber gloves to - a) prevent electric shock

b) to allow more current to pass c) to stop current from flowing

d) for fun

9. Most of the domestic wastes are -

a) non toxic b) toxic c) pathogenic d) none of these

(In Block letters)

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1. An eight digit number starts with -- place in the international system

a) millions b) ten millions c) hundred thousands d) lacs

2. What least number must be subracted from 13601 to get a number

exactly divisible by 87 ? a) 25 b) 29 c) 27 d) 23

3. LCM of two co-prime numbers is their :

a) sum b) differnece c) product d) quotient

4. In the word ‘MATHEMATICS’ the ratio of number of consonants to

the number of vowels is - a) 4 : 7 b) 7 : 4 c) 5 : 6 d) 6 : 5

5. Ratio of lemon to water to be mixed to prepare lemon juice is 3 : 5.

For 12 lemons the number of cups of water to be used is -

a) 10 b) 15 c) 20 d) 25

6. 42(4 + 2) = (42 x 4) + (42 x 2) is an example of - a) closure property

b) commutative property c) associative property

d) distributive property

7. Difference between the face values of 5 and 9 in 165234 and 842928

is - a) 4100 b) 5900 c) 4 d) 14

8. Which of the following number is divisible by 11 ?

a) 3116365 b) 901351 c) 8790322 d) 2310571

9. Number of line segments used in the figure of a cuboid is -

a) 6 b) 8 c) 12 d) 14

10. How many one-seventh make one ? - a) 17 b) 1 c) 7 d)

10. When fire breaks out we throw water to - a) allow air to come in

b) to cut off air c) to decrease the temperature d) to increase the

temperature

11. ‘Cochlea’ is a coiled and fluid filled tube present in a sense organ -

a) to see b) to feel c) to hear d) to smell

12. Bird can keep their weight low due to presence of -

a) streamlined body b) pneumatic body c) small tail

d) enclosing air in feathers

13. ‘Reflex Actions’ involve only - a) the brain b) the nervous system

c) spinal cord and nerves d) none of these

14. Which is a matter among the following perceptible entity ?

a) heat b) sound c) salt d) light

15. ‘Fishing rod’ is an example of - a) first class lever b) second class

lever c) third class lever d) pulley

10. a) c b) c c) c d) c

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

Mathematics

1

7



Class - VI ❑ Full Marks - 100 ❑ Time - 11/2 hours

Marks obtained :

General Science -

Life Science -

Mathematics -

Env. Science -

Total -

NAME __________________________________________

Institution _________________________________________

Roll No. ____________



1. Choose the correct answer and put X mark in side the right box.





4. Use back page of question paper or separate sheet to sum the mathematical problems if necessary.

General Science

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

1. One nanometre is equal to - a) 109 mm b) 10-6 cm c) 10-7 cm d) 10-9 cm

2. A force cannot change - a) the state of rest of the body b) the mass of a

body c) the shape of a body d) the state of motion of a body

3. Which of the following quantity is expressed as force per unit area ?

a) Work b) Pressure c) Volume d) Area

4. Number of seconds in a solar day is - a) 80046 b) 80064 c) 86400 d) 84600

5. The unit of weight in S.I. system is -

a) Kilogram b) Newton c) Gram d) metre / second

6. If the new velocity of a body is twice of previous velocity, then kinetic energy

will become - a) 2 times b) 0.5 times c) 4 times d) 6 times

7. Burning of coal is an example of conversion of -

a) chemical energy into heat and light energy

b) mechanical energy to heat energy c) heat energy to light energy

d) light energy to heat energy

(In Block letters)

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

8. Which of the following is not a fundamental unit -

a) Newton b) Kilogram c) Metre d) Second

9. The chemical name of slaked lime is - a) calcium carbonate

b) calcium hydroxide c) calcium sulphate d) calcium oxide

10. Marble is rich in - a) Magnesium b) Calcium c) Aluminium d) none of these

11. Alum is a - a) Normal salt b) Complex salt c) Basic salt d) Double salt

12. The gas that turns lime water milky is -

a) sulphur dioxide b) carbon monoxide c) nitrogen dioxide d) oxygen

13. Water is treated with chlorine to - a) increase oxygen content

b) increase taste c) remove suspended particles d) kill germ

14. BHC and DDT act as -

a) Carcinogens b) Alergens c) Asthematic agents d) all of these

15. Major source of methane in India is -

a) fruit orchards b) sugar cane plantation c) rice fields d) wheat fields

Life Science

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

1. Reproduction is the characteristic feature of -

a) plants only b) animals only c) all living beings d) non-living things.

2. The process of taking in food and breaking it down to release energy is called

a) excretion b) nutrition c) respiration d) absorption

3. Living organisms belonging to kingdom Monera have -

a) a single cell without nucleus b) a single cell with nucleus

c) many cells without nucleus d) many cells with nucleus

4. The binomial system of naming organisms was given by -

a) Charles Darwin b) Gregor Mendel c) Carl Moyer d) Carolus Linnaeus

5. Parasites and saprophytes belong to group -

a) Heterotrophs b) Autotrophs c) Xerophytes d) Mesophytes

6. Naked seeded plants are called -

a) Bryophytes b) Gymnosperms c) Angiosperms d) Pteridophytes

7. Scorpions and Spiders are -

a) Crustaceans b) Arachnids c) Myriapods d) Insects

Mathematics

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1. Which of the following represents the set A = { } ?

a) A = {Natural numbers} b) A = {Whole numbers}

c) A = {Natural numbers less than 1} d) none of these

2. Find the elements of the set C = {x : x (N and 3x i102} and state the kind of

set C is - a) {1, 2, 3 ....., 33, 34} b) {0, 1, 2 ....., 33, 34}

c) {-1, -2, -3 ....., -33, -34} d) {1, 2, 3 ....., 33,} [set C is a finite set]

3. A number added to itself becomes 100100. What is the number ?

a) 100100 b) 50050 c) 25025 d) 200200

4. The first,second and fourth term of a proportion are 8, 15 and 135 respectively.

Find the third term. - a) 72 b) 27 c) 120 d) 1080

5. What percent of 1km is 400 m? - a) 4% b) 400% c) 40% d) 30%

6. In the adjoining figure, point K is called -

a) Collinear point b) Point of intersection

c) Point of concurrence d) none of these

7. The supplement of (90 - x)0 is - a) (90 - x)0 b) 900 c) 1800 d) (90 + x)0

8. A circle of centre O drawn. OC = 4.5 cm is extended to meet

the circle at D. The length of DC is -

a) 4.5 cm b) 2 cm c) 9 cm d) 13.5 cm

9. The perimeter of the adjoining figure is -

a) 40cm b) 20cm c) 21cm d) 41cm

10. Cyclist A travels 72 km in 9 hrs and cyclist B travels 165 km in 15 hrs. The ratio

of the speeds of cyclist A and cyclist B is -

a) 72 : 165 b) 9 : 15 c) 8 : 11 d) 81 : 180

8. The arm-like structures present around the opening of cnidarians are called -

a) Pseudopodia b) Spines c) Tentacles d) Bristles.

9. Which part of the flower gives rise to the seeds ?

a) Pollen grains b) Ovary c) Ovules d) Stigma

10. Planting of more trees is called -

a) Deforestation b) Crop rotation c) Soil conservation d) Afforestation

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

K

n

m

e

P

O

C4.5cm

5cm

1.5cm1.5cm

2cm 2cm

3.5cm 3.5cm

1cm

D

Environmental Science & General Awareness

1. The basic reasons for the depletion of natural resources are :

a) idiscriminate use b) population growth c) technological and

industrial development d) all of these

2. The preparation of compost by using earthworms is called -

a) composting b) vermi-composting c) incineration d) none of these

3. Contaminated water having excess fluorine causes -

a) asthma b) bronchitis c) fluorosis d) cholera.

4. Waste water generated from residential and industrial activities is called -

a) refuse b) rubbish c) garbage d) sewage

5. Green plants can prepare their own food. So they are called - a) primary

consumers b) secondary consumers c) top consumers d) producer

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

11. The price of onions per kg reduces from Rs. 10 to Rs. 6. The decrease percent

in its price is - a) 40% b) 10% c) 60% d) 6%

12. Cost price of 11 oranges is equal to selling price of 10 oranges. The gain or

loss percent is - a) 10% gain b) 10% loss c) 11% gain d) no loss no gain

13. In how many years will a sum of money double itself at 10% per annum simple

interest ? - a) 20 yrs b) 10 yrs c) 30 yrs d) 40 yrs.

14. A sum of money tripples itself in 10 yrs. In how many years will it be four

times ? - a) 10 yrs b) 40 yrs c) 15 yrs d) 5 yrs.

15. If x + y = 2 and k = 4 ; find the value of 3x + 4k + 3y. - a) 10 b) 20 c) 24 d) 22

16. The sum of three consecutive numbers is 48. Frame a formula.

a) x + (x+1) + (x + 2) = 48 b) x - (x+1) - (x + 2) = 48

c) x + (x+1) - (x + 2) - 48 d) x - (x+1) + (x + 2) = 48

17. Simplify : (2x + y - x - y + 2)

a) x + 2(y + 1) b) x + 2 c) 3x - 2y d) none of these

18. In the adjoining figure find y when x = 1300

a) 1300 b) 2600 c) 2300 d) 900

19. Two complementary angles are in the ratio 2 : 3. The angles are :

a) 360 and 540 b) 720 and 1080 c) 400 and 500 d) 450 and 450

20. ABC = 700. BD bisecs it. Twice of DBC is -

a) 700 b) 350 c) 1400 d) none of these

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

16. a) c b) c c) c d) c

17. a) c b) c c) c d) c

18. a) c b) c c) c d) c

19. a) c b) c c) c d) c

20. a) c b) c c) c d) c

A

B C

x

Y

Physical Science

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

1. The length of a second pendulum is [Take p2 = 9.8] -

a) 95cm b) 100cm c) 150cm d) 200cm.

2. A car travelled 1km West direction, next 4km North direction, then again 2km

West direction. The displacement of the car - a) 5km b) 7km c) 3km d) 10km

3. For a free falling body increase in velocity in 3 sec. is -

a) 27.4 m/s b) 29.4 m/s c) 19.6 m/s d) 15 m/s

4. A car slows down from 28m/s to 8m/s in 5 sec. It’s deceleration is -

a) 4m/s2 b) -4 m/s2 c) 5m/s2 d) -3m/s2

5. Unit of frequency is - a) s b) cm c) m/s d) s-1

6. Which of the following is a vector quantity -

a) weight b) mass c) speed d) distance

7. A relative density bottle weighs 25gm. When completely filled with water is

weighs 55gm. When filled with a liquid it weighs 49gm. The relative density

of the liquid is - a) 1.8 b) 0.8 c) 0.9 d) 1.2



Class - VII ❑ Full Marks - 100 ❑ Time - 11/2 hours

Marks obtained :

Physical science-

Life Science -

Mathematics -

Env. Science -

Total -

NAME _________________________________________

Institution ________________________________________

Roll No. ____________


(In Block letters)








1. Wrist is an example of -

a) hinge joint b) pivot joint c) fixed joint d) ball and socket joint

2. Which of these is found in all cells ?

a) centriole b) leucoplast c) nucleus d) cell wall

3. Where will you find unstriated muscles?

a) heart b) stomach c) liver d) ligaments

4. Which of these is required for photosynthesis?

a) oxygen b) nitrogen c) potassium d) carbon dioxide

5. Bile is stored in the - a) gall bladder b) pancreas c) stomach d) liver

6. The part of the kidney from which reabsorption of water and salts takes place

is - a) nephrons b) ureter c) blood vessels d) tubules

7. Which of the following can not locomote ?

a) Euglena b) Chlorella c) Chlemydomonas d) Volvox

8. When a flower opens in sunlight, it is exhibiting -

a) photonasty b) phototropism c) thigmotropism d) nyctinasty

9. The longest cells are -

a) nerve cells b) muscle cells c) xylem vessel d) blood cells

Life Science

8. Which of the following has an atomicity of 8 ?

a) Nitrogen b) Sulphur c) Bromine d) Ozone

9. Which of the following compounds is an acid ?

a) NH3 b) Ca(OH)

2 c) BF

3 d) FeO

10. The pH of vinegar is - a) 3.0 b) 1.0 c) 14 d) 6.5

11. The formula of Aluminium Carbide is - a) Al2(CO

3)

3 b) Al

4C

3 c) AlC d) Al

3C

4

12. Water boils at Mount Everest at about - a) 00C b) 500C c) 700C d) 1000C

13. The valency of Os is - a) 4 b) 5 c) 8 d) 6

14. Which of the following metals is a liquid under ordinary conditions ?

a) Aluminium b) Zinc c) Iron d) Mercury

15. Which was the first antibiotic to be discovered ?

a) Penicillin b) Streptomycin c) Erythromycin d) Ampicillin

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

Mathematics

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

1. The average of a - b, a and a + b is - a) 3a b) a + b c) a d)

2. Insert the missing number of the series 67, 71, 73, 79, 83, ....., 97 -

a) 89 b) 87 c) 93 d) 91

3. The value of 50 + 51 + 52 + 53 is - a) 156 b) 155 c) 160 d) none of these

4. The average age of a boys and b girls was x yrs. The sum of their ages x yrs.

hence will be -

a) 2x(a+b) yrs b) x(a+b+1) yrs c) (a+b)x+a+b yrs d) none of these

5. The unit digit in the product 759 x 49 x 867 x 943 is - a) 1 b) 9 c) 7 d) 3

6. The value of is -

a) 9 b) 25 c) 3 d) none of these

7. A and B are supplementary angles and B and C are complementary angles.

Then - a) A - C = 0 b) A - C = 900 c) A + C = 900 d) C - A - = 900

8. What should be subtracted from x to get 2x ?

a) x b) -x c) 3x d) none of these

9. (1)100 + (-1)100 is equal to - a) 0 b) 1 c) 2 d) -2

10. A number is as much greater than 21 as is less than 71. The number is -

a) 39 b) 49 c) 41 d) 46

11. The digit in the unit’s place of the number (71)71 is - a) 7 b) 1 c) 9 d) 3

12. b% of one third of a is - a) ab b) c) d)

a

3

10. Which of these is not a connective tissue ?

a) bone b) blood c) gland d) cartilage

11. Riboflovin is the chemical name of which vitamin ? - a) A b) D c) B1 d) B

2

12. Digestion of food starts in the - a) stomach b) small intestine c) liver d) mouth

13. A microorganism which can photosynthesis is -

a) Bacteria b) amoeba c) euglena d) paramecium

14. Which of these is not a viral disease -

a) AIDS b) birdflu d) ringworm d) common cold

15. The highest level of organisation is the -

a) biome b) community c) ecosystem d) biosphere.

10. a) c b) c c) c d) c

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

N5 + N11 + N19 + N29 + N49

1

3

ab

300

ab

100

3ab

100

1. Which area has the highest population density?

a) 19 individuals in 10 sq.m. b) 190 individuals in 100 sq.m.

c) 38 individuals in 25 sq.m. d) 57 individuals in 25 sq.m.

2. Carnivores like fox, frog, snake belong to -

a) primary consumers b) tertiary consumers c) secondary consumers

d) quaternary consumers.

3. Which one of the following is responsible for biomagnification ?

a) DDT b) Polystyrene c) Lead d) Mercury

4. Which one of the following organism is employed for vermicomposting ?

a) Snail b) Centipede d) Cockroach d) Earthworm

5. Slash and Burn thechique is used for -

a) mining b) shifting cultivation c) dam construction d) tourism

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c


13. The reciprocal of 1 + is - a) 1 + b) c) d)

14. The vertical angle of an isosceles triangle is 480. Each of its base angles is -

a) 1320 b) 480 c) 660 d) 960

15. How many millimetres are there in a metres b centimetres -

a) 1000x + 10y b) 1000x + y c) 100x + y d) 100x + 10y

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

x

y

y

x

y

x

1

xy

y

x+y



Class - VIII ❑ Full Marks - 100 ❑ Time - 11/2 hours

Marks obtained :

Physical science-

Life Science -

Mathematics -

General Awareness -

Total -

NAME _________________________________________

Institution ________________________________________

Roll No. ____________


Physical Science

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

1. The biggest planet of the solar system is -

a) Saturn b) Jupiter c) Neptune d) Earth

2. The velocity of light in vaccum can be changed by changing -

a) frequency b) amplitude c) wavelength d) none of these

3. What is the radius of curvature of a plane surface ?

a) Zero b) Infinity c) Any finite value d) Varies from surface to surface

4. If a light ray doesnot undergo refraction at a boundary between two media,

the angle of incidence is - a) 00 b) 450 c) 600 d) 900

5. The specific heat capacity of copper is 0.1 cal g-1 0c-1. Its value in J kg-1k-1 will

be - a) 0.84 x 103 b) 0.42 x 103 c) 0.24 x 103 d) 4.2 x 103

6. A 30g ice cube at 00C is dropped into 200g of water at 300C. The final

temperature of H2O when all the ice cube have melted 9. [Given latent heat of

ice = 80 cal/g, specific heat capacity of water = 1 cal/g0c]

a) 15.70C b) 15.50C c) 100C d) 120C

7. If a book of mass 1kg and surface area 10m2 is lying on a table. The pressure

exerted by the book on the table is - [g = 10 m/s2]

a) 1 N/m2 b) 10 N/m2 c) N/m2 d) 100 N/n2

(In Block letters)








1

10

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

16. a) c b) c c) c d) c

17. a) c b) c c) c d) c

18. a) c b) c c) c d) c

19. a) c b) c c) c d) c

20. a) c b) c c) c d) c

8. Magnetic field around a bar magnet is - a) more at its poles b) less at its centre

c) same everywhere d) both a and b

9. For an object placed at distance 20cm in front of a convex lens, the image at

distance 20cm behind the lens. The focal length of convex lens is -

a) 20cm b) 10cm c) 15cm d) 40cm

10. Water is used as a coolant because it - a) is easily available b) is a good

conductor c) has a high specific heat capacity d) is inexpensive

11. Hydrogen acts as an oxicising agent in the reaction - a) CuO + H2 uCu + H

2O

b) H2 + S uH

2S c) 2H

2 + C uCH

4 d) Ca + H

2 uCaH

2

12. Graphite can conduct electricity - a) wihtin a layer b) in between the layers

c) both within a layer and in between the layers d) layer to layer diagonally

13. Major constituent of CNG is - a) Methane b) Ethane c) Propane d) Butane

14. Gas Carbon is the - a) mixture of CO and CO2 gases obtained from

combustion of carbon. b) particles of carbon that are solidified from

coal gas during destructive distillation of coal. c) vapour produced

when coal is heated to evapourate. d) Carbon particles obtained by

reduction of hydrocarbon gases.

15. The radiaoactive isotope used in radiotherapy is -

a) Phosphorus - 32 b) Carbon -14 c) Iodine - 131 d) Cobalt - 60

16. Moderateor is used in a nuclear reactor - a) to extract heat fuel b) to increase

the velocity of neutrons c) to produce neutrons d) to slow down neutrons

17. Atomicity of Buckminster fullerence molecule is - a) 6 b) 60 c) 2 d) 600

18. Solder is an alloy of - a) Cu and Sn b) Zn and Sn c) Al and Sn d) Pb and Sn

19. Origin of b- particle of a naturally radioactive isotope is -

a) Proton b) Neutron c) Electron d) both neutron and proton.

20. The amount of potassium chlorate required to produce 16gms of oxygen is-

[RAM : K = 39, cl = 35.5, O = 16]

a) 122.5 gms b) 61.25 gms c) 40.83 gms d) 30.625 gms.

Life Science

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

1. Which of these animals is used for apiculture ?

a) Silk worm b) Bee c) Fish d) Oysters

2. Tanks in which fish eggs are hatched is referred to as -

a) fries b) pisciculture c) marine aquaculture d) hatcheries

3. Which of these is a chemical fertilizer ?

a) Manure b) Vermicompost c) Urea d) Green manure

4. Which of these instruments is used in modern harvesting technology?

a) Weeder b) Combine harvester c) Thresher d) Silo

5. Which one of the following constitues 55% of the blood ?

a) Platelets b) RBCs c) Plasma d) WBCs

Mathematics

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

1. The percent that M is greater than N is -

a) b) c) d)

2. If the length of a diagonal of a square is a + b, then the area of the square is-

a) (a + b)2 b) a2 + b2 c) (a + b)2 d) (a2 + b2)

3. The price of an article is cut 10%. To restore it to its former value the new price

must be increased by - a) 10% b) 9% c) 11% d) 111/9 %

4. The expression a3 - a-3 equals to - a) (a - ) (a2 + 1 + )

b) ( - a) (a2 - 1 + ) c) (a - ) (a2 - 2 + ) d) ( - a) ( + 1 + a2 )

5. If = then the incorrect expression is -

a) = b) = c) = d) =

6. If (r + )2 = 3 then r3 + is - a) 1 b) 2 c) 0 d) 3

7. The value of ( )a0 + ( )0 - (64) - (-3) is - a) 1 b) c) d) 1

8. In the figure AB = AC SBAD = 300, AE = AD.

Then x equals : a) 7 b) 100 c) 12 0 d) 150

9. If x + y + z = 0 then x3 + y3 + z3 is equal to -

a) 0 b) 3xyz c) d) xyz(xy + yz + zx)

10. One of the factors of the polynomials x4 + x2y2 + y4 is -

a) x2 - y2 b) x2 + y2 c) (x + y)2 d) x2 - xy + y2

11. If xy = yx and y = 2x then x is equal to - a) 2 b) - 2 c) 1 d) -1

12. If the sum and product of two numbers are 25 and 144 respectively, then the

difference of the no. must be - a) 3 b) 5 c) 7 d) 11

13. If the radius of a circle is increased to 150% then the area is increased to -

a) 150% b) 225% c) 300% d) 450%

14. The number of non empty subset of {a, b1, c, d} is - a) 3 b) 4 c) 15 d) 16

15. If = 5 then is - a) 29 b) 21 c) N21 d) none of these.

1

a2

1

a

1

2

1

2

6. Grafting is an example for - a) sexual reproduction b) artificial vegetative

propagation c) fragmentation d) asexual reproduction

7. Removal of anther from flowers is called -

a) Hybridisation b) Fertilisation c) Emasculation d) Pollination

8. The onset of menstruation in the female is termed -

a) Menarche b) Ovulation c) Menopause d) Parthenogenesis

9. Maturation of sperms takes place in -

a) Uterus b) Epididymis c) Ovary d) Testis

10. Gestation period of human female is about -

a) 180 days b) 260 days c) 360 days d) 280 days

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

100 (M - N)

M

100 (M - N)

N

100 (M + N)

N

M - N

N

1

a2

1

a2

1

a2

1

a

1

a

1

ax

y

3

4x + y

y

y

y - x

x - y

yx

2y

7

4

4

1

3

81

41

r

1

r3

1

161

16a

7

81

16

13

16

1

2

1

2

A

E

B D ex

30

xy + yz + zx

xyz

a - 1

aa + 1

a

1

2

4

5

1. A reserved area in which birds and other animals, especially wild animals are

protected from hunting or molestation is called - a) Captive breeding

b) sanctuaries c) poaching d) national parks

2. A process whereby waterbodies such as lakes, estuaries or slow moving

stream receive excess nutrients that stimulate excessive plant growth is called

a) Acid rain b) Water pollution c) Eutrophication d) Soil pollution

3. The chemical concerned with ‘Minamata Tragedy’ is -

a) Mercury b) Lead c) Iron d) Arsenic

4. Most of the domestic fuel need of rural India is met by -

a) Wind energy b) Solar energy c) Biomass energy d) Fossil fuels

5. Lead particles are released into the air by the burning of -

a) Hole in the thermal power station b) Petrol automobiles

c) Biomas in challahs d) LPG for cooking

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c


1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

1. A car starts from rest moves with uniform acceleration a1 for t

1 second and

then retards uniformly at a rate a2 for t

2 second. Then t

1 / t

2 is equal to -

a) a1 / a

2 b) a

2 / a

1 b) a

2

2

/ a

1

2 d) a1

2

/ a

2

2

2. A stone is thrown vertically upward with an initial velocity u from the top of

a tower, reached the ground with a velocity 3u. The height of the tower is -

a) b) c) d)

3. The gravitational force between two stones of mass 1kg each seperated by a

distance of 1 metre in vaccum is - a) zero b) 6.875 x 10-5 newton

c) 6.675 x 10-11 newton d) 6.675 x 10-8 newton

4. The energy that travel through a telephone line is - a) sound energy

b) radio energy c) electrical energy d) mechanical energy

5. Parsec is the unit of - a) time b) distance c) frequency d) angular momentum.

6. Transmission of heat by molecular collision is -

a) conduction b) correction c) Radiation d) scattering.

7. Order of magnitude of (106 + 103) is - a) 103 b) 106 c) 109 d) 1018

8. If the radius of earth were to shrink by 1%, its mass remaining same, the

acceleration due to gravity on earth’s surface would -

a) decrease b) increase c) remain unchanged d) none of these



Class - IX ❑ Full Marks - 100 ❑ Time - 11/2 hours

Marks obtained :

Physics -

Chemistry -

Life Science -

Mathematics -

Environmental Science -

Total -

Name __________________________________________

Institution ________________________________________

Roll No. ____________



1. Choose the correct answer and put X mark in side the right one.






(In Block letters)

Physics

3u2

g

4u2

g

6u2

g

9u2

g

Chemistry

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1. During condensation of a gas, which of the following is not true ?

a) Potential energy is released in the form of heat energy b) Inter

particle attraction increases c) Inter particle space increases

d) Gas undergoes liquefaction.

2. Which of the following is strictly valid for a chemical reaction ?

a) Mass is conserved b) Energy is conserved c) Total quantity of mass

and energy are conserved d) Number of moles are conserved.

3. ‘The volume of a gas becomes zero at absolute zero’ means -

a) The mass of the gas molecules gets destroyed b) Volume of the gas

becomes negligibly small c) Mass of the gas gets converted into energy

d) The gas gets either liquified or solidified before reaching absolute zero

4. A mixture of benzene and toluene can be separated by -

a) Fractional crystallisation b) Separating funnel c) Solvent extraction

d) Fractional distillation

5. Formula of superoxide ion is - a) O2- b) O2

- c) O2

2- d) O-

6. The metals that can produce hydrogen from cold, dilute nitric acid are -

a) Al and Ca b) Na and K c) Mg and Mn d) Zn and Fe.

7. Concentrated sulphuric acid is - a) efflorescent and hygroscopic substance

b) deliquescent substance and desicating agent c) deliquescent and

hygroscopic substance d) hygroscopic substance and drying agent.

8. The penultimate shell of an atom can not accomodate more than -

a) 2 electrons b) 8 electrons c) 18 electrons d) 32 electrons.

9. The colour of the flame given by Ca2+ ion is -

a) Golden yellow b) Lilac c) Apple green d) Brick red

10. The solvent that dissolves rust is -

a) Alcohol b) Turpentine oil c) Acetone d) Oxalic acid

Life Science

1. Which of the followiong organelles is concerned with secretion ?

a) Golgi complex b) ER c) Plastids d) Ribosomes.

2. Which of the following phloem components is dead ? - a) Phloem parenchyma

b) sceve tubes c) phloem fibres d) companion cells

9. Two spheres of same size, one of mass 2kg and other of mass 4kg, are

dropped simultaneously from the top of Qutub Minar (height = 12m) when

they are 1m above the ground, the two spheres have the same -

a) momentum b) kinetic energy c) potential energy d) acceleration

10. Ths sound waves produced in a gas are always -

a) Transverse b) Stationary c) Lengitudinal d) Electromagnetic.

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. The transgenic micro organism employed for the production of human insulin

is - a) Yeast b) E.coli c) Rhizobium d) Chlorella

4. Diadelphous stamens are an important feature of which plant ?

a) sunflower b) chinarose c) lemon d) pea.

5. Which of the following plants exhibit anemophily ?

a) Vallisneria b) Walnut c) Pansy d) Orchids.

6. Which of the following exhibit hypogeal germination ?

a) Bean b) Sunflower c) Mango d) Onion.

7. Which of the following is a limbless amphibia ?

a) Ichthyophis b) Hyla c) Toad d) Salamander.

8. Pellagra is a disease caused due to deficiency of -

a) Vitamin C b) Vitamin A c) Vitamin D d) Vitamin B5

9. Human appendicular skeleton consists of -

a) 29 bones b) 126 bones c) 4 bones d) 206 bones

10. Which among the following is a bacterial disease ?

a) Diptheria b) Polio c) Measles d) mumps

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

Mathematics

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

1. If x exceeds y by 60% and z exceeds x by 6 %, find z : y -

a) 6 : 25 b) 10 : 17 c) 17 : 10 d) 2 : 3

2. An equilateral triangle is inscribed in a circle. What will be the angle

subtended by each side of the triangle at the centre ?

a) 600 b) 1200 c) 500 d) 1800

3. If x = 7 + 4N3, find the value of Nx + - a) 4 b) 16 c) 2 d) 12

4. The difference between selling an article at 6% profit and at 9% profit is Rs. 9.

Find the cost price of the article. - a) 400 b) 250 c) 300 d) 350

5. Simplify ; [1 - {1 - (1 - n)-1}-1]-1 - a) n b) n-1 c) 1 - n d) 1 + n

6. If the sum of three numbers is zero and the sum of their cubes is 36 then find

the product of the three numbers - a) 18 b) 12 c) 10 d) 9

7. The sum of the numerator and the denominator of a fraction is equal to 7. Four

times the numerator is 8 less than 5 times the denominator. Find the fraction -

a) b) c) d) none of these.

8. In the fig. AB CD. Find x0

a) 500 b) 550 c) 750 d) 600

9. If 8x x 4y = 32 and 81x d 27y = 3. Find the value of x and y.

a) x = 1, y = 1 b) x = 2, y = 1 c) x = 1, y = 2 d) x = 2, y = 2

1

4

1

Nx

2

53

4

1

6

AB

CD

E

1300

1250

x0

1. In on ecological pyramid, the base is constituted by -

a) Herbivores b) Producers c) Predaters d) Decomposers

2. The first national park in India is - a) Bandhavgarh National Park

b) Kanha National Park c) Corbett National Park d) Periyar National Park

3. Which of the following is a mesophyte ?

a) Caoti b) Water lily c) Hydrilla d) Rose

4. The famous ‘chipko movement’ was headed by - a) Sunderlal Bahuguna

b) Lawton and May c) Jawaharlal Nehru d) Annie Besant

5. Which one of these is not a symbiotic association ?

a) Mycorrhiza b) Biopesticides c) Cyanophyceae d) Rhizobium

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

Environmental Science

10. The exterior angle of a regular polygon is rd of the interior agnle. Find the

number of sides of the polygon. - a) 6 b) 8 c) 10 d) 12

11. If Rs. 400 becomes Rs. 660 in 5 years at an annual simple interest rate, find the

rate of interest. - a) 12 b) 10 c) 13 d) 6

12. Find the value of logN2

(2N2) + log5(0.04) - a) 1 b) c) N2 d) 2

13. Two pillars, 15ft and 35ft high, are 15ft apart. Find the distance between the

tops of the pillars. - a) 30ft b) 20ft c) 15ft d) 25ft

14. If 2Sinu - N3 = 0 and 2 Cosu - k = 0 then find ‘k’ if u is acute -

a) 1 b) -1 c) 2 d) N3

15. In the fig. AB = 6cm, BD = 3cm and AD = BC,

if SABC = 900 find the length of AC

a) 8cm b) 9cm c) 10cm d) 12cm

10. a) c b) c c) c d) c

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

1

3

A

B D C



Class - X ❑ Full Marks - 100 ❑ Time - 11/2 hours

Marks obtained :

Physics -

Chemistry -

Life Science -

Mathematics -

Environmental Science -

Total -

Name __________________________________________

Institution ________________________________________

Roll No. ____________


Physics

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

1. The reading of ammeter is -

a) 2 amp b) 1.5 amp c) 1.75 amp d) 1 amp

2. The ratio of amplitude of two waves is 4 : 9. The ratio of their intensities -

a) 16 : 81 b) 2 : 3 c) 4 : 9 d) 5 : 13

3. For an object placed at distance 20cm infront of a convex lens, the image is at

distance 20cm behind the lens. The focal length of covex lens is -

a) 20cm b) 10cm c) 15cm d) 40cm

4. A soft iron bar is introduced inside a current carrying solenoid. The magnetic

field inside the solenoid is - a) will become zero b) will increase

c) will remain unaffected d) will decrease.

5. The minimum distance between the source and the reflector in air, so that an

echo is heard, is approximately equal to - a) 10m b) 17m c) 34m d) 50m

6. Unit of resistivity is - a) V-1m-1 b) V/m c) volt-m/amp d) V-1m

7. A spring is kept compressed by a toy car of mass 150gm. On releasing the cart,

it moves with a speed of 0.2 m/s. The potential energy of the spring is -

a) 3 x 10-3J b) 2 x 10-3J c) 1.5 x 10-3J d) 2.5 x 10-3J

(In Block letters)

u A

1V 2V

3V

2Vinternal resistance = 0.5V


1. Choose the correct answer and put X mark in side the right one.






Chemistry

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1. Oxone is - a) CaO b) N2O c) Na

2O

2 d) NaBO

3

2. The word ‘alkali’ used for alkali metals indicates -

a) ashes of plants b) metallic lustre c) soft metals d) reactive metals.

3. Which one of these is acidic - a) Al2O

3 b) SnO

2 c) PbO

2 d) SiO

2

4. Which of the following has no tin in its composition ?

a) Solder b) Bronze c) Brass d) Tin stone

5. Urea was first obtained by heating ammonium cyanate by -

a) Lavoisier b) Berzelius c) Wohler d) Haber

6. Polar compounds are soluble in - a) Polar solvents b) non-polar solvents

c) Concentrated acids d) all solvents.

7. A soda water bottle has PH - a) < 7 b) > 7 c) = 7 d) can not be predicted

8. An example of salt that will not hydrolyse is -

a) NH4Cl b) KCl c) CH

3-COONH

4 d) CH

3 - COOK

9. Which of these has no unit ? a) Electro negativity b) Electron affinity

c) Ionisation energy d) Excitation potential

10. Which of the following is not an actinide ?

a) Curium b) Californium c) Uranium d) Terbium.

Life Science

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

1. Cross-like structures formed when non-sister chromatids of a pair of

homologous chromosomes overlap are called -

a) Centromeres b) Chiasmata c) Chromomeres d) Aster.

2. DNA synthesis takes place during -

a) G1 phase b) G2 phase c) S phase d) Prophase

3. ‘Y’-linked inheritance in human is -

a) Hypertrichosis b) Colour blindness c) haemophilia d) fever.

4. The shrinkage of protoplasm is called -

a) Deplasmolysis b) incipient plasmolysis c) flaccid d) plasmolysis

8. When a body falls down, its potential energy changes from u1 to u

2. There are

related as - a) u1 = u

2 b) u

1 > u

2 c) u

1 < u

2 d) nothing can be said

9. Which of the following statement is not true for a machine -

a) It always has efficiency less than 100% b) Its mechanical advantage

can be less than 1 c) It can also be used as a speed multiplier

d) It can have mechanical advantage greater than the velocity ratio.

10. The refractive index of glass with respect to air is 1.5 and the refractive index

of water with respect to air is 4/3. The refractive index of glass with respect

to water is - a) 1.125 b) 0.889 c) 1.5 d) 1.75

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

Mathematics

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1. If a + c = mb, + = , then the relation between a, b, c, d is -

a) ab = cd b) bc = ad c) ac = bd d) a + d = b + c

2. If the roots of the quadratic equation 4x2 - 2(c + 1)x + (c + 4) = 0 has equal roots,

then the value of c is - a) c = 5, 3 b) c = -3, 5 c) c = -3, -5 d) c = -5, 3

3. Given that x + 2 and x - 3 are factors of x3 + ax + b, then the value of ab is -

a) 56 b) -56 c) 65 d) 55

4. If 5x-2 x 32x-3 = 135, then the value of x is - a) 0 b) 1 c) 2 d) 3

5. A sphere and a cube have the same surface, then the ratio of the volume of the

sphere to that of the cube is - a) N6 : Np b) Np : N 6 c) p : 2 d) 2 : 3p

6. The S.I on a certain amount at 4% p.a. for 4 years is Rs. 80 more than the

interest on the same amount for 3 years at 5% p.a., then the amount is -

a) Rs. 6000 b) Rs. 7500 c) Rs. 8000 d) Rs. 7200

7. In the following figure, ABC is a right angled triangle with

AB = 6cm and BC = 8cm. A circle with centre O has been

inscribed inside the triangle, then the value of x is -

a) 4cm b) 2cm c) 3cm d) 6cm

8. The volume of a rectangluar box whose areas of three adjacent faces are

50sq.m, 30sq.m, and 20sq.m is - a) 150N3 m3 b) m3 c) 100N3m3 d) m3

9. If = = , then the value of is - a) -1 b) 0 c) 1 d) 2

10. The distance of the point (1, 2) from the mid point of the line segment joining

the points (6, 8) and (2, 4) is - a) 4 b) 5 c) 6 d) 8

5. Which of the following does not affect the rate of transpiration?

a) Light b) Humidity c) Wind d) Age of the plant.

6. Light reaction takes place in the - a) Grana of chloroplast b) Stroma of

chloroplast c) mitochondria d) cytoplasm

7. The heart is covered by -

a) Pleural membrane b) pericardium c) meninges d) conjunctiva

8. The largest detroxifying gland present in our body is -

a) Pitutary b) Thyroid c) Liver d) Sweat gland

9. Calcium carbonate particles present in endolymph are called -

a) Anvil b) Otolith c) Ampullae d) Cochlea.

10. Contraction of uterus dyring child birth is caused by -

a) TSH b) Oxytocin c) FSH d) Glucagon.

5. a) c b) c c) c d) c

6. a) c b) c c) c d) c

7. a) c b) c c) c d) c

8. a) c b) c c) c d) c

9. a) c b) c c) c d) c

10. a) c b) c c) c d) c

1

b

1

d

m

c

B 6cm A

C

8cm

150

N3

100

N3x

a

y

b

z

c

ax - by

(a+b) (x-y)

x

xx

1. Small tropical tree that grows in wetlands at the edge of the ocean is called -

a) Hydrophytes b) Mangrove c) Mesophytes d) Xerophytes

2. The practice of management of forest resources jointly by the forest

department and the local communities is called - a) Joint forest management

b) Social forestry c) Crop rotation d) Crop protection

3. Which of the following gasses is responsible for acid rain?

a) Carbon-dioxide b) Carbon monoxide c) Salpher dioxide d) Helium

4. Which is responsible for ozone depletion ?

a) Oxygen b) Hydrogen c) Nitrogen d) CFCs

5. The full name of CNG is - a) Composed natural gas b) Compressed natural gas

c) Corrosive natural gas d) Carbon-nitrogen gas.

1. a) c b) c c) c d) c

2. a) c b) c c) c d) c

3. a) c b) c c) c d) c

4. a) c b) c c) c d) c

5. a) c b) c c) c d) c

Evnironmental Science

11. The length of three sides of a right angled traingle are (x-1)cm, (x+1)cm and

(x+3)cm, then the length of the hypotenuse is - a) 5cm b) 10cm c) 7cm d) 12cm

12. A number of persons paid equal amounts and collected Rs. 72. If there were

3 persons less, then each would have to contribute Rs. 4 more, The number

of people was - a) 12 b) 9 c) 36 d) 6

13. Each edge of a cube is increased by 50%, the percentage increase in the

surface area of the cube is - a) 50 b) 100 c) 125 d) 200

14. A dishonest dealer professes to sell his good at cost price, but uses 800g

for a kg weight. His gain percent is - a) 4 % b) 25% c) 13 % d) 22%

15. In the given figure, NM, QR and PO are each

perpendicular to MO. Then + =

a) w b) u + v c) d)

11. a) c b) c c) c d) c

12. a) c b) c c) c d) c

13. a) c b) c c) c d) c

14. a) c b) c c) c d) c

15. a) c b) c c) c d) c

1

6

7

11

1

u

1

v1

w

2

w

NQ

P

v

O

u

M

w

Rd eu uUU

TST 2013.pmd - EGRA OCS

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