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+2 Science Entrance Exam

1 / 50

Motile, elongated, zygote of Plasmodium is found in:

a. Salivary gland of mosquito

b. Gut of mosquito

c. Human liver

d. Human R.B.C.

2 / 50

The synonym of 'insolvent' is

a. bankrupt

b. jiffy

c. irrational

d. irredeemable

3 / 50

Cell eating is called:

a. Exocytosis

b. Pinocytosis

c. Phagocytosis

d. Osmosis

4 / 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

5 / 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

6 / 50

The adsorption of hydrogen by the metals is called:

a. Dehydrogenation

b. Hydrogenation

c. Occlusion

d. Adsorption

7 / 50

If 2a-2b = 8 and 8a+b = 1, then a and b equal to:

a. 1, 1

b. 1, -1

c.-1, -1

d. -1, 1

8 / 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

9 / 50

The word ‘tepid’ means:

a. hot

b. like warm

c. cold

d. none

10 / 50

Who invented the stethoscope?

a. Einthoven

b. Hans Berger

c. R.T.H. Laenne

d. Landsteiner

11 / 50

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

a. 16

b. 14

c. 15

d. 13

12 / 50

13 / 50

Brass is:

a. Cu + Zn

b. Cu + Sn

c. Cu + Zn + Sn

d. Fe + Cu

14 / 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

15 / 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

16 / 50

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

a. one

b. three

c. two

d. None of these

17 / 50

Neutron was discovered by:

a. Rutherford

b. Goldstein

c. Thomson

d. Chadwick

18 / 50

Will Mary be in time if she the ten o’clock bus?

a. get

b. got

c. gets

d. will get

19 / 50

Fermi is equal to:

a. 10-12Farad

b. 10-12m

c. 10-15m

d. 10-15A

20 / 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

21 / 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

22 / 50

The smallest micro-organisms are:

a. Rickettsiae

b. Mycoplasma

c. Virus

d. Toxoplasma

23 / 50

Hirudinaria and Pheretima are the representatives of the   phylum:

a. Cnidaria

b. Platyhelminthes

c. Annelida

d. Arthropoda

24 / 50

If α and β are roots of the equation x2  cp (x+1) - c = 0  then (1+θ)(1+β) =

a. 1+p

b. 1-p

c. 1+c

d. 1-c

25 / 50

Max Planck introduced Quantum theory in 1901. According to this theory, photons are:

a. Massless bundle of energy

b. Continuous form of energy

c. Matters that emit light

d. Particles which are negatively charged

26 / 50

Which of the following molecules does not exist?

a. NCl5

b. PF5

c. ClF5

d. SF6

27 / 50

A person of ‘Nepotism’ is

a. Liberation

b. Opposition

c. Impartiality

d. Unpracticed

28 / 50

Milk is poured into a cup of tea and mixed with a spoon. It is an example of:

a. Reversible process

b. Irreversible process

c. Adiabatic process

d. Isothermal process

29 / 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

30 / 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

31 / 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

32 / 50

In which city the headquarters of World Bank located?

a. Geneva

b. Washington D.C.

c. Zurich

d. London

33 / 50

Formation of protein from m-RNA is:

a. Translation

b. Transcription

c. Transduction

d. Transversion

34 / 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

35 / 50

The magnitude of the sum of two vectors is equal to the magnitude of their difference. The angle between those      vectors will be:

a. 600

b. 900

c. 1200

d. 1800

36 / 50

Father of plant physiology is:      

a. M. Calvin

b. Stephan Hales

c. G. Mendel

d. Theophrastus

37 / 50

A chemical reaction is at equilibrium, when the rate of forward & backward reactions are:

a. Unequal

b. Constant

c. Equal

d. Increase

38 / 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

39 / 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%

40 / 50

To plough the sand:

a. To make the desert bloom

b. To work in vain

c. To do a difficult work

d. To make the desert fertile

41 / 50

On which date is Nobel prize awarded?

a. 5th January

b. 12th March

c. 10th December

d. 16th November

42 / 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

43 / 50

44 / 50

The poison in the tentacles of Hydra is:

a. Aflatoxin

b. Hypnotoxin

c. Venom

d. Chemotoxin

45 / 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

46 / 50

47 / 50

48 / 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°

49 / 50

Scientific name of “Lady’s finger” is:

a. Abutilon indicum

b. Atropa belladonna

c. Abelmoschus esculentus

d. Aloe vera

50 / 50

He said to me, “People must obey their country’s laws”:

a. He told me that people must obey their country’s laws.

b. He said to me people must obey their country’s law.

c. He told me that people had to obey their country’s law.

d. He told me that people had to be obeyed their country’s law.

Your score is

The average score is 38%

0%