Question # 1

Which one among the following substances evolves heat when dissolved in water?

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potassium nitrate

Glucose

Sodium chloride

Calcium oxide

Which of the following organelles is called 'Atom bombs?

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Lysosome

Nucleolus

Golgi bodies

Microtubules

How many generations of computer have been developed till date?

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3

5

4

6

Which is usually used by the crew of a submarine to survey the ships etc. on the surface of the sea white the submarine is under water?

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Odometer

Potometer

Periscope

Pyrheliometer

The audit population of village is 6400, if 30% of the population is literate, what is the number of illiterate?

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4920

3720

4480

3280

Small-pox is deadly and highly contagious

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Bacteria diseases

Viral disease

Fungal disease

None of these

A slab of ice 8 inches in length, 11 inches in breadth and 2 inches hick was melted and re-solidified into the form of a rod of 8 inches diameter. The length of such a rod, in inches ins nearest to

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3.0

4.5

3.5

4.0

What gas the plants contribute to he earths atmosphere?

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Hydrogen

Nitrogen

Oxygen

Carbon dioxide

Calciferol is the chemical name of which vitamin?

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B2

D

E

B12

A dental plate clings to the roof of the mouth because

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force of cohesion increase

force of cohesion decreases

force of adhesion increases

force of adhesion decreases

Who discovered Pulsars?

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Arthur Edington

Albert Einstein

Jocelyn Bell's Antony Hewish

George Pulsar

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