Question # 1

Uric Acid is present in

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Apple

Fats

Urine

Grapes

The percentage by volume of nitrogen in dry gas is.

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78.09%

20.94%

0.93%

0.03%

The substance formed during the chemical reaction are called.

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Products

Reactants

Radical

Element

Organic compounds contain:

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ionic bond

Covalent bond

Metallic bond

Co-ordinate covalent

Which diseases cause by the deficiency of vitamin E?

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Rickets

Anemia in babies

Scurvy

Night blindness

Molecular formula of butane is

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C₄H₈

C₄H₁₀

C₄H₁₂

C₄H₆

Methyl butanoate smell like.

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Apple

Mange

Lemon

Grapes

Neurological damage is caused by the poisoning of.

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Lead

Cadimium

Mercury

All of them

Temporary hardness in water can he removed by.

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Boiling Method

Using washing soda

Using sodium zeolite

All of them

Chemical formula of matte will:

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Cu2S.FeS

Cu2S

Cu2O

FeS

Which type of reactions take place in both directions?

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Addition reactions

Reversible reactions

Irreversibel reactions

Decomposition reactions

Urea is nitrogenous fertilizer. It consist of nitrogen.

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26.6 %

36.6%

46.6%

56.6%

Which one of the following does not contain proteins.

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In pulses

In Potatoes

In fruits

In eggs

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