A) quiscence
B) dormancy
C) perennation
D) hibernation
Correct Answer: D
Solution :
The failure of growth or development under proper condition of moisture, air, temperature and other thing is called dormancy. When this arrest of growth or development is due to non availability of a desired environmental factor it is refered to as quiescence. In hibernation (winter sleep) animals hide themselves in winter month, they store fat and other reserve food and become inactive i.e., retard of growth due to exogenous conditions.
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