Question # 1

Thousand of amino acids polymerize to form.

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Carbohydrates

Proteins

Lipids

Vitamins

The percentage of protein in dry weight of cell.

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20%

40%

50%

70%

According to the Lewis concept acid is a substance which can.

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Donate a proton

Donate a pair of electron

Accept a proton

Accept a pair of electron.

Which one of the following gas has greater retaining capacity?

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O₂

N₂

CO

CO₂

Low sugar level in human body result in.

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Hyperglycemia

Hypoglycemia

Anemia

All of them

Which one of the following species is not amphoteric?

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H₂O

NH₃

HCO₃

SO₄

Chemical formula of Stearic acid.

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C₁₅H₃₁COOH

C₁₇H₃₅COOH

C₁₅H₃₇COOH

None of them

A bound formed between two amino acids is:

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Peptide linkage

Covalent bound

Hydrogen bound

Glycosidic linkage

Which help to keep the bowel functioning property

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Dietary fiber

Vitamins

Lipids

Carbohydrates

If an organic compound has 4 carbon atoms, all singly bonded, it will have the following characteristics except one.

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It will be saturated hydrocarbon

It will hav 8 hydrogen atoms

Its name will be n-butane.

It will be least reactive.

Amont the followign substitution reaction is characteristics of.

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Alkanes

Alkenes

Alkynes

None of these

General formula of alcohols is:

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RCHO

ROH

O= R - C -OH

O = R - C- R

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

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Iodine

Chlorine

fluorine

Bromine

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