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Biology

Biology
Deficiency of which of the following causes non-clotting of blood?

Vitamin K
Vitamin C
Vitamin E
Vitamin B12

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Biology
An important function of fat in the body is to

Insulate us
All of these
Stores energy
Protect vital organs

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Biology
Number of chromosomes in Down's syndrome is

47
46
49
48

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Biology
Example of a single celled organism

Amoeba
All of these
Paramaecium
Algae

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Biology
Chemical Co- ordination in the body is brought out by

Blood
Lymph
Enzymes
Hormones

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Biology
Biologists mainly deal with matters relating to

All three a b and c
How life works
Non living things influencing living things
Living part of nature

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