Answers

Vishwnadhan
Aug 1, 2020

Response of communities to environment:
(i) Some organisms maintain homeostasis by physiological or behavioural means (regulate).
(ii)The internal environment in majority of animals and nearly all plants change with the change of external environment (conform).
(iii)Some organisms leave their habitats temporarily during unfavourable conditions and return back when conditions become favourable (migrate).
(iv)Some organisms suspend their metabolic activities to avoid stress by timely escaping, e.g. hibernation and aestivation.