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Biology

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

Vitamin B12
Vitamin K
Vitamin C
Vitamin E

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Biology
The hormone which stimulates the stomach for the production of digestive juice is

Pepsin
Trysin
Secretin
Gastrin

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Biology
Snakes receive sound vibrations by

Internal ear
Body
Earth
Tympanum

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Biology
Process of cell division can take place by

fusion
None of these
heterosis
mitosis

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Biology
Movement of cell against concentration gradient is called

osmosis
diffusion
active transport
passive transport

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Biology
Plant bends towards the source of light on account of the movement of curvature known as

thigmotropism
geotropism
chemotropism
phototropism

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