A) circinal rhythm
B) circadian rhythm
C) tidal rhythm
D) None of these
Correct Answer: B
Solution :
Circadian rhythm or diurnal rhythm is any 24 hour periodicity in the behaviour or physiology of animals or plants. Examples are the sleep/activity cycle in many animals and the growth movements of plants. Circadian rhythms are generally controlled by biological clocks.You need to login to perform this action.
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