Question # 1

The process which increases the amount of carbon dioxide in air is called

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photosynthesis

respiration

oxidation

vaporization

The main causes of depletion of ozone layer is

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oxygen

hydrogen

chlorofluorocarbon

hydrocarbon

Symptoms of chicken pox and small pox was discovered by .

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Jabir Bin Hayan

Al -bairuni

Bu Ali Sina

Muhammad BinZikrya

Atmosphere is made of................. percent oxygen.

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23

25

21

30

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

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pain killers

narcotics

sedatives

hallucinogens

The gene is made up if a chemical compound called

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carbohydrate

adipose

RNA

DNA

Genetic information is transferred by

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Nucleus

Chromosomes

Genes

Gametes

Pakistan tested the Nuclear devices in

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Apira 12,1999

May 29,1999

May 28,1998

January 8,2000

Influenza virus is ........................ types.

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Three

Two

Four

One

Ibn -ul -Haitham is related to brance of science.

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Sound

Heat

Light

Chemistry

The invention of science which rules the world today is.

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Computer

Television

Artificial satellite

Space shuttle

During the process of sterilization , the food items are heated at

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148.9°C

200°C

1180.80°C

109.3°C

The proportion of carbon dioxide in air is.

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40 percent

0.4 percent

0.04 percent

0.004 percent

Genetic information is transerred by.

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Nucleus

Chromosomes

Genes

Gametes

Human genome consists of base pairs

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4.2 billions

2.4 billions

3.2 billions

5.2 billions

The function of platelets is.

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Blood clotting

Engulfing the baceria

To produce antibiotics

Transfer of oxygen

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