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+2 Science Entrance Exam

1 / 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

2 / 50

The word ‘tepid’ means:

a. hot

b. like warm

c. cold

d. none

3 / 50

4 / 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

5 / 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

6 / 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

7 / 50

A person of ‘Nepotism’ is

a. Liberation

b. Opposition

c. Impartiality

d. Unpracticed

8 / 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

9 / 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

10 / 50

The molecular formula of Marsh gas is:

a. CO2

b. CH4

c. NO2

d. NH3

11 / 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

12 / 50

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

a. Mesozoic

b. Coenozoic

c. Palaeozoic

d. All of these

13 / 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

14 / 50

Chromatin fibres are condensed to chromosome in:

a. Interphase

b. Prophase

c. Metaphase

d. Anaphase

15 / 50

Hirudinaria and Pheretima are the representatives of the   phylum:

a. Cnidaria

b. Platyhelminthes

c. Annelida

d. Arthropoda

16 / 50

Complete the proverb: "Dead me" no ……

a. Names

b. Truth

c. Tales

d. Lies

17 / 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

18 / 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

19 / 50

L.P.G. consists of:

a. Methane & Ethane

b. Acetylene & Hydrogen

c. Butane & Iso-butane

d. Ethylene & carbon monoxide

20 / 50

Cell eating is called:

a. Exocytosis

b. Pinocytosis

c. Phagocytosis

d. Osmosis

21 / 50

Your handwriting is ……

a. Eligible

b. Sensitive

c. Illegible

d. sensible

22 / 50

On which date is Nobel prize awarded?

a. 5th January

b. 12th March

c. 10th December

d. 16th November

23 / 50

Companion cells are usually seen associated with:

a. Fibres

b. Parenchyma

c. Xylem vessels

d. Sieve tube

24 / 50

Sex organs are multicellular & jacketed in:

a. Algae

b. Fungi

c. Moss

d. All of these

25 / 50

a ab cbc de

a. cbcd

b. ccbc

c. bcbc

d. bbcd

26 / 50

Neutron was discovered by:

a. Rutherford

b. Goldstein

c. Thomson

d. Chadwick

27 / 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

28 / 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%

29 / 50

In which city the headquarters of World Bank located?

a. Geneva

b. Washington D.C.

c. Zurich

d. London

30 / 50

Father of plant physiology is:      

a. M. Calvin

b. Stephan Hales

c. G. Mendel

d. Theophrastus

31 / 50

32 / 50

The electronic theory of valency was given by:

a. Dalton and Lavoiser

b. Rutherford

c. Kossel and Lewis

d. Guldberg & Waage

33 / 50

34 / 50

The image of P(3-a, 4-b)  when reflected along y-axis is P' (2a-5, b+2) . The value of a and b are:

a. 1, 2

b. 2, 2

c. 2, 1

d. 1, 1

35 / 50

Which of the following molecules does not exist?

a. NCl5

b. PF5

c. ClF5

d. SF6

36 / 50

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

a. copy

b. cut

c. paste

d. undo

37 / 50

38 / 50

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

a. get

b. got

c. gets

d. will get

39 / 50

…… the last fortnight, I have noticed that you have been keeping away the English class.

a. During, from

b. In, during

c. Within, in

d. Amid, in

40 / 50

Rhizome & rachis of fern are covered with:

a. Hairs

b. Scales

c. Rhizoids

d. Ramenta

41 / 50

I'm tired. I'd rather ...... out this evening if you don't mind.

a. hadn't gone

b. don't go

c. haven't gone

d. not go

42 / 50

 The peripheral nervous system in vertebrates consists of:

a. Cranial nerves alone

b. Cranial & spinal nerves

c. Spinal & sympathetic nerves

d. Sympathetic & parasympathetic nerves

43 / 50

The heating effect of atmosphere is due to:

a. Ultraviolet rays

b. Infrared rays

c. Carbon dioxide

d. Both b & c

44 / 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

45 / 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

46 / 50

47 / 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

48 / 50

They aren't taking with them,

a. much luggage

b. many luggages

c. much luggages

d. slot of luggages

49 / 50

Sinu-atrial node is found in the:

a. Left ventricle

b. Left atrium

c. Right atrium

d. Right ventricle

50 / 50

Your score is

The average score is 38%

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