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+2 Science Entrance Exam

1 / 50

Pressure cooker reduces cooking time because:

a. The heat is more evenly distributed

b. The higher pressure tenderizes the food

c. The boiling point of water inside is elevated

d. Heat cannot escape

2 / 50

Fermi is equal to:

a. 10-12Farad

b. 10-12m

c. 10-15m

d. 10-15A

3 / 50

To meet one’s Waterloo (a) to die fighting (b) to die an ignoble death (c) to meet one’s final defeat (d) to meet a strong adversary. Choose the correct spelling

a. evanescent

b. evanescent

c. evanescent

d. evanescent

4 / 50

The electronic theory of valency was given by:

a. Dalton and Lavoiser

b. Rutherford

c. Kossel and Lewis

d. Guldberg & Waage

5 / 50

Sex organs are multicellular & jacketed in:

a. Algae

b. Fungi

c. Moss

d. All of these

6 / 50

The image formed by a plane mirror is:

a. Virtual and erect

b. Real and erect

c. Virtual and inverted

d. Real and inverted

7 / 50

An animal having unsegmented, coelomated and radially    symmetrical body with distinct oral & aboral surfaces is a   member of:

a. Echinodermata

b. Mollusca

c. Annelida

d. Arthropoda

8 / 50

9 / 50

A person sold an article at a profit of a. 15% if he had sold it for Rs.81 less, his less would have been 12%. Find cost price of article:

a. Rs. 280

b. Rs. 300

c. Rs. 290

d. Rs. 320

10 / 50

A car sometimes overturns while taking a turn. When it overturns:

a. Its inner wheels leave the ground first

b. Its outer wheels leave the ground first

c. Both wheels leave the ground simultaneously

d. Either wheel leaves the ground first

11 / 50

On moving from the equator to the poles, the value of ‘g’:

a. Decreases

b. Increases

c. Remains the same

d. Decreases up to latitude 45°

12 / 50

The mean weight of 150 students is 60 Kg. The mean weight of boys is 70 Kg and that of girl is 55 Kg. The number of girls is:

a. 50

b. 25

c. 150

d. 100

13 / 50

Two thermometers are constructed such that one has a spherical bulb and the other has an elongated cylindrical bulb. Which one will respond more quickly to temperature changes?

a. With cylindrical bulb

b. With spherical bulb

c. Both respond similarly

d. Any one

14 / 50

In DABC, if 2 cos A =sin B/sin C, then the D is:

a. Right angled triangle

b. Equilateral triangle

c. Isosceles triangle

d. Scalene triangle

15 / 50

The word 'chocolate' has ..... vowel.

a. one

b. three

c. two

d. None of these

16 / 50

If mth  term of an AP is n and nth term is m, then rth term is:

a. m-n-r

b. m+n-r

c. m-n+r

d. n-r-m

17 / 50

Q's mother is sister of P and daughter of M. S is daughter of P and sister of T. How is M related to T?

a. Father

b. Grandmother

c. Grandfather

d. Grandfather or Grandmother

18 / 50

19 / 50

Which of the following produces more severe burns?

a. Boiling water

b. Steam

c. Hot air

d. Sun rays

20 / 50

Father of plant physiology is:      

a. M. Calvin

b. Stephan Hales

c. G. Mendel

d. Theophrastus

21 / 50

If f(x+1) = x + 2 , then f(x-1) =

a. 2

b. x+1

c. x

d. x-1

22 / 50

The roots of equation x2 - (p+1)x + p = 0  are:

a. Real and rational

b. Imaginary

c. Real and irrational

d. Imaginary and unequal

23 / 50

Companion cells are usually seen associated with:

a. Fibres

b. Parenchyma

c. Xylem vessels

d. Sieve tube

24 / 50

The population of a town 2 years ago was 40,000 and now is 44,100. What is growth rate?

a. 2%

b. 5%

c. 4%

d. 6%

25 / 50

In which city the headquarters of World Bank located?

a. Geneva

b. Washington D.C.

c. Zurich

d. London

26 / 50

A pendulum clock giving correct time on Earth is taken to the     Moon. Then it:

a. Becomes fast

b. Becomes slow

c. Remains unaffected

d. Stops

27 / 50

Which number should replace the question mark?

17 8 5 5
13 7 5 4
6 12 6 3
10 6 4 ?

 

a. 4

b. 6

c. 5

d. 7

28 / 50

Choose the odd man out:

a. Bulls bellow

b. camels yelp,

c. Bears: growl

d. eagles: screa

29 / 50

The theory of continental drift assumes that there long term climatic changes in many areas during the past:

a. must have been

b. must have

c. must be

d. must

30 / 50

Scientific name of “Lady’s finger” is:

a. Abutilon indicum

b. Atropa belladonna

c. Abelmoschus esculentus

d. Aloe vera

31 / 50

The number of non-empty proper subsets of set (A = {1,2,3,4} is:

a. 16

b. 14

c. 15

d. 13

32 / 50

A finely divided catalyst is more effective because in this state:

a. More energy is stored in the catalyst

b. Colloidal state is formed

c. More active centres are formed

d. More surface area is not available

33 / 50

Your handwriting is ……

a. Eligible

b. Sensitive

c. Illegible

d. sensible

34 / 50

Lizards deliberately break their tail off to protect      themselves from predators. The phenomenon is called:

a. Morpholaxis

b. Autotomy

c. Regeneration

d. None of these

35 / 50

Short remaining end of a cigarette:

a. filing

b. pinch

c. filament

d. stub

36 / 50

The top of a lake is frozen, and the air in contact is at -100 The temperature of the water at the bottom of the lake is:

a. -100C

b. -00C

c. 40C

d. 30C

37 / 50

38 / 50

39 / 50

Brass is:

a. Cu + Zn

b. Cu + Sn

c. Cu + Zn + Sn

d. Fe + Cu

40 / 50

L.P.G. consists of:

a. Methane & Ethane

b. Acetylene & Hydrogen

c. Butane & Iso-butane

d. Ethylene & carbon monoxide

41 / 50

The speed of sound in humid air is V1 and that in dry air is V2. Then, at the same temperature:

a. V1 = V2

b. V1 > V2

c. V1 < V2

d. None

42 / 50

Neutron was discovered by:

a. Rutherford

b. Goldstein

c. Thomson

d. Chadwick

43 / 50

A person of ‘Nepotism’ is

a. Liberation

b. Opposition

c. Impartiality

d. Unpracticed

44 / 50

If  AB = C , then the order of matrices A, B and C are:

a. A3x3, B2x3,C2x3

b. A3x2, B2x3,C3x2

c. A3x3 ,B3x3 ,C3x2

d. A3x2, B2x3 ,C3x3

45 / 50

If A stands for add, B for subtract, C for multiply and D for divide, then for what does 4A 3B 3A 2 stand for?

a. 2

b. 6

c. 4

d. 8

46 / 50

a ab cbc de

a. cbcd

b. ccbc

c. bcbc

d. bbcd

47 / 50

She does not need to go, ……?

a. does she

b. needn’t she

c. need she

d. both a and b.

48 / 50

They aren't taking with them,

a. much luggage

b. many luggages

c. much luggages

d. slot of luggages

49 / 50

For any two square matrices A and B, which of the following is not true?

a. (A+B)T = AT + BT

b. A(B+C) = AB + AC

c. (AB)T - BTA

d. (A-B)T = BT - AT

50 / 50

The number of elements in 5th period periodic table is:

a. 8

b. 14

c. 18

d. 32

Your score is

The average score is 38%

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