Question # 1

Which of the following mirrors is most suitable for using as a reflector in car headlights?

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Parabolic

Convex mirror

Concave mirror

Plane mirror

The gastric glands in the stomach produce an enzyme?

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Ptyalin

Pepsin

Trypsin

Insulin

Who invented the cotton gin:

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Ginny

Whitney

Smithers

Anderson

The fuse wire is gen3rally made of

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Silver

Copper

Thin-lead alloy

Silver & copper

In a class, 20%of the members own only two cars each, 40% of the remaining own three cares each and the remaining members own only one car each, Which of the following statements is definitely true form the given statements?

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20% of the total members own three cars each.

48% of the total members own only one car each.

60% of the total member own at least two cars each.

80% of the total members own at least one car

The largest parts of most diets are made up of

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Nucleic acid

Proteins

Carbohydrates

Lipids

The primary colours are

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Blue, green and red

blue, yellow and red

yellow, orange and red

none of these

A ''biological death'' take place when

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There is no pulse and heat beat

Pupils show no reaction to light

All the body cells die after a few hours of clinical death

Pupils are fixed and dilated

Agronomy is a science dealing with crop plants what is anthology?

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Study of flowers

Study of skin

Study of forgs

Study of skulls

Kari Benz is famous for invention of:

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Glider

Gasoline powered automobile

Streetcar

Steam turbine

Who is considers the father of chemical batteries

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Martin P . Jones

Niels Bohr

Alessandro volta

Albert Einstein

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