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Biology

Biology
Nitrogen fixation process in the soil is done by

Protoza
Virus
Bacteria
Fungi

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Biology
The Mode of nutrition in which particulate food is devoured is

Holozoic
Parasitic
Holophytic
Saprophytic

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Biology
They protect plants from water loss and abrasive damage.

Minerals
None of these
Leaves
Waxes

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Biology
Which chemical is not found in DNA nucleotides?

Uracil
All of these
Thymine
Adenine

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

Trysin
Pepsin
Secretin
Gastrin

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Biology
Which of the following crops would be preffered for sowing in order to enrich the soil with nitrogen?

Gram
Sunflower
Mustard
Wheat

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