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+2 Science Entrance Exam

1 / 50

2 / 50

There are six sentences markedS1, P, Q, R, S. The positions of S1 and S6 are fixed: You are required to choose one of the four alternatives given below every passage which would be the most logical sequence of the sentences in the passage.

S1: The coming of the computer sparked the seed for the remotely operated controls.

P: It is a silicon chip that is at the heart of the remote control.

Q: This produces an infrared beam, which is made up of electromagnetic waves.

R: When you press the button on the remote control, the chip sets off an electronic vibration.

S: The beam carries a coded signal switch on, raise volume etc.

S6: The code is based on binary digits.

a. PQRS

b. PRQS

c. PQSR

d. RPQS

3 / 50

The word ‘tepid’ means:

a. hot

b. like warm

c. cold

d. none

4 / 50

Which of the following molecules does not exist?

a. NCl5

b. PF5

c. ClF5

d. SF6

5 / 50

What does CTRL + X in keyboard of a desktop stand for?

a. copy

b. cut

c. paste

d. undo

6 / 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

7 / 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°

8 / 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

9 / 50

Complete the proverb: "Dead me" no ……

a. Names

b. Truth

c. Tales

d. Lies

10 / 50

11 / 50

The synonym of 'insolvent' is

a. bankrupt

b. jiffy

c. irrational

d. irredeemable

12 / 50

Short remaining end of a cigarette:

a. filing

b. pinch

c. filament

d. stub

13 / 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

14 / 50

On which date is Nobel prize awarded?

a. 5th January

b. 12th March

c. 10th December

d. 16th November

15 / 50

Which of the following causes acceleration of heart beat during stress?

a. Adrenal gland

b. Corpus luteum

c. Thymus gland

d. Thyroid gland

16 / 50

Fermi is equal to:

a. 10-12Farad

b. 10-12m

c. 10-15m

d. 10-15A

17 / 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

18 / 50

Companion cells are usually seen associated with:

a. Fibres

b. Parenchyma

c. Xylem vessels

d. Sieve tube

19 / 50

Which of the following produces more severe burns?

a. Boiling water

b. Steam

c. Hot air

d. Sun rays

20 / 50

She does not need to go, ……?

a. does she

b. needn’t she

c. need she

d. both a and b.

21 / 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

22 / 50

Your handwriting is ……

a. Eligible

b. Sensitive

c. Illegible

d. sensible

23 / 50

Hirudinaria and Pheretima are the representatives of the   phylum:

a. Cnidaria

b. Platyhelminthes

c. Annelida

d. Arthropoda

24 / 50

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

a. one

b. three

c. two

d. None of these

25 / 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.

26 / 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

27 / 50

28 / 50

Brass is:

a. Cu + Zn

b. Cu + Sn

c. Cu + Zn + Sn

d. Fe + Cu

29 / 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

30 / 50

Which of the following Era is also called “Age of Reptiles”?

a. Mesozoic

b. Coenozoic

c. Palaeozoic

d. All of these

31 / 50

The plural of ‘cuckoo’ is

a. cuckoos

b. kuckoo

c. cuckooes

d. cuckoose

32 / 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%

33 / 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.

34 / 50

Who invented the stethoscope?

a. Einthoven

b. Hans Berger

c. R.T.H. Laenne

d. Landsteiner

35 / 50

Sex organs are multicellular & jacketed in:

a. Algae

b. Fungi

c. Moss

d. All of these

36 / 50

The poison in the tentacles of Hydra is:

a. Aflatoxin

b. Hypnotoxin

c. Venom

d. Chemotoxin

37 / 50

The ratio in which the line joining  (-3, 4) and (2, 6) divided by y-axis is:

a. 1:1

b. 3:2

c. 1:2

d. 4:3

38 / 50

The fastest mode of heat transfer is:

a. Conduction

b. Convection

c. Radiation

d. All of the above

39 / 50

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

a. Unequal

b. Constant

c. Equal

d. Increase

40 / 50

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

a. 8

b. 14

c. 18

d. 32

41 / 50

Formation of protein from m-RNA is:

a. Translation

b. Transcription

c. Transduction

d. Transversion

42 / 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

43 / 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

44 / 50

Sinu-atrial node is found in the:

a. Left ventricle

b. Left atrium

c. Right atrium

d. Right ventricle

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

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

a. get

b. got

c. gets

d. will get

47 / 50

Neutron was discovered by:

a. Rutherford

b. Goldstein

c. Thomson

d. Chadwick

48 / 50

49 / 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

50 / 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

Your score is

The average score is 38%

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