Question # 1

It is an anti -viral proteins.

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Vaccines

bet- endorphin

Interferon

Growth hormone

The age of milky way Galaxy is about.

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13.6 billion years

13.4 billion years

13.5 billion years

13.7 bilion years

Genes are located on

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Chromosomes

Nucleus

Centrosomes

Cell membrane.

Metals have .......... melting and boiling point.

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Low

High

Very low

Normal

Speed of light through air is about.

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300000 km/s

250000 km/s

225000 km /s

200000 km /s

Draught and excessive...............in the soil also have harmful effects on crop productivity.

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Water

Insects

Salts

Minerals

The equation in which the number of atoms of each element on both sides are not equal is called.

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Quadratic equation

Unbalanced equation

Balanced equation

Standard equation

When light falls on transparent object such as air, water, glass ,etc. It passes through them unchanged, it is called.

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Absorption

Reflection

Transmission

Diffusion

Soap is............. salt of long chain fatty acid.

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Sodium or potassium

Magnesium

Iodine

Halogen

The astronauts were a specially designed suite called.

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Space appron

Space dress

Space suit

Space sheet

pH value of milk of magnesia.

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7

11

9

14

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