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Biology

Biology
Rate of breathing in a minute by man is

15311
16-18
20-25
70-72

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Biology
Which one of the following has a bilateral symmetry in its body organization?

Nereis
Sea anemone
Euchinus
Asterias

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Biology
Most common disease of poultry in India is

coryza
fowl pox
ranikhet
ick fever

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Biology
In coelentrates mesderm give rise to

Digestive System
Lining of the gut
Neverous System
Circulatory System

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Biology
Acetylcholine is

Enzyme
Chemical transmitter
Vitamin
Toxin

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Biology
The individual chain of cells or filament in the colony of Nostoc is known as

Trichome
Heterocyst
None of these
Hormogonia

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