Question # 1

Ice floats on the surface of water due to.

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Higher density

Lower density

Normal density

Very High density

The disease which causes paralysis

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Hepatitis

smallpox

polio

measles

The antibiotics cephalosporin was discovered in.

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1848

1948

1928

1998

Pencilin wax discovered by.

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Robert Brown

Sir Alexander Flemig and Howard Florey

Edward Jonner

Robert Hooke

The process which loops the amount of nitrogen constant in air is

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nitrogen fixation

nitrogen cycle

oxidation

photosynthesis

The deficiency of iodine in human body casue.

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Goiter

Cancer

Tuberculosis

Cholera

Fast are made up of

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glucose

water and carbon dioxide

glycerol and acids

amino acids and water

Those drugs which relieve pain, promote sleep, and produce addiction are called

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pain killers

narcotics

sedatives

hallucinogens

The latest measure of the earth's radius is

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6353 km

6338 km

5999 km

An essential component of haemoglobin

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sodium

Neon

iron

Aluminium

The coldest layer of the atmosphere

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Troposphere

Stratosphere

Mesosphere

Thermosphere

Smog can cause.

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Eye diseases

Lung diseases

Cancer

Typhoid

Pakistan tested the Nuclear devices in

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Apira 12,1999

May 29,1999

May 28,1998

January 8,2000

Nine book of Jabir Bin Hayan are translated into French by.

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Robert of chester

Mu aw homus

Al -Razi

None of these

Painkiller is used to remove.

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Headache

Hepatitis

AIDS

None of them

AIDS spread by.

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Touching

Polluted water

Shaking hand

None

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