Question # 1

If Qc < Kc the reaction goes in:

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Forward

Reverse

At equilibrium state

None

Vitamin are accessory Growth factors they play important role in our body like.

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Provide energy to the body.

Insulate our body from electric shock

Build brain cells

Regulate metabolism

Which gas saves the surface of earth from ultra violet radiation?

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CO₂

CO

N₂

O₃

Which gas is produce by the electrical lightening of air.

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NO

SO₂

SO₃

CO₂

A base is a substance which neutralizes an acid which of these substances is not a base?

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Aqueous ammonia

Sodium chloride

Sodium Hydroxide

Calcium Hydroxide

The body reactions are catalized by.

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Amino acids

Lipids

Enzymes

Fatty acids

Which one of the following gas has greater retaining capacity?

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O₂

N₂

CO

CO₂

Infrared radiation emitted by the earth are absorbed by?

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CO₂,H₂O

N₂,O₂

CO₂,N₂

O₂,CO₂

Carbon Tetra chloride is used in .

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Fertilizer

Dry cleaning

Metallurgy

Anesthesia

Which one of the following gases is used to destroy harmful bacteria in water.

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Iodine

Chlorine

Fluorine

Bromine

Carbohydrates are synthesized by plants through photosynthesis process which requires the following except.

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CO₂ and water.

Sunlight

O₂

Chlorophyll

Which hydrocarbon has no effect on an aqueous solution of bromine.

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CH₄

C₁₀H₂₀

C₂H₂

C₂H₄

Higher concentration of CO causes.

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Fatique

Headache

Both of them

None of them

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