1.

Write two suspended activities in animals against abiotic stresses with suitable examples.

Answer»

1. Hibernation (winter sleep): 

It is a supressed metabolic state of an organism to avoid winter season 

Eg: Bears going into hibernation in winter. 

2. Aestivation (summer sleep): 

Hibernation during the summer season is called aestivation 

Eg: Fishes avoid summer related problems like heat and dessication. 

3. Diapause: 

It is the delay in the delopment during adverse enviornmental condition. 

Eg: Many zooplanktons undergoes a stage of suspended development in unfavourable conditions



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