Question # 1

John Walker invented?

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Safety match

safely razor

Safely pin

Safety valve

Animals that eat meat almost exclusively are known as:

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Herbivores

Carnivores

Prolific organisms

Arthropods

Lung are enclosed in:

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Pericardium

Peritoneum

Pleural membrane

None of these

Hypertension is term used for?

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Decrease in heart rate

Decrease in blood pressure

Increase in blood pressure

Increase in heart rate

Which instrument is used for determining speed s of aeroplanes and motor boats:

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Tachometer

Telescope

Thermocouple

Theodolite

How many ribs does a human have?

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22

24

26

28

Which metal is not used as electromagnet

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Copper

Iron

Nickel

Cobalt

What is called the study of codes?

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Astrophysics

cryptology

Etiology

Dendrology

Which of the following is a vector quantity?

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Force

Temperature

Energy

Momentum

In how many year will Rs 5500 amount to Rs. 600 at the rate of 5% simple interest?

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5 years

4 years

6 years

None of these

In a pressure cooker cooking is faster because the increase in vapour pressure?

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increase the boiling point

increase the specific heat

decrease the specific heat

decrease the boiling point

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