Question # 1

Which proteins ar einvolved in defence against pathogens.

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Haemoglobin

Fibrinogen

Antibodies

Myosin

How eill you differentiate between monosaccharides and polysaccharides.

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Polysaccharides dissolve easily

Monosaccharides are single sugar

Polysaccharides are sweet in taste

Monosaccharies are present in plant cell wall

Which of the following is NOT a function of proteins.

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Fight against pathogen

Carry genetic information

Transport oxygen in the blood

Help in digesting food

Genes are short segments of.

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DNA

Lipids

Protein

Carbohyrdrates

What is the primary function of carbohydrates.

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Provide energy

Act as enzymes

Regular processes

Make Memberanes

This is a heredity materials .

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rRNA

RNA

tRNA

DNA

Which nitrogenous base is found in RNA but not in DNA.

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Adenine

Uracil

Guanine

Thymine

Which of the followign proteins is involved in oxygen transport.

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Collagan

Keratin

Haemoglobin

Insulin

%age of lipids in dry mass of protoplasm

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10

15

18

50

Most abundant biomolecule in the cell is

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Lipids

Proteins

Carbohydrates

Nucleic acids

Different amino acids differ from each othe ron the basis of their .........group

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Amino

Phosphate

Alkyl

Carboxylic

Most abundant carbohydrate is

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Chitin

Cellulose

Glucose

Starch

Biomolecules make the dry mass of living organisms.

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93

73

53

43

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Biology 9th Class Urdu Medium Chapter 6 Online Test MCQs With Answers

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