Question

what is meant by adaptation and acclimatisation

Answer 1

1. Adaptation is a change in both physical and chemical composition of an organism brought about by habitat changes, while acclimation is a physical reaction made in order to adjust to said changes.
2. Adaptation is permanent, while acclimation is temporary.
3. Adaptation is a natural and necessary process for survival of a species, while acclimation only happens when there are small changes in the habitat.

Answer 2

Acclimation is temporary adaptation to gradual changes in the natural habitat. ... Eventually the fish learns to adapt by acclimation to its new surroundings. Adaptation is a natural process that occurs for every type of organism. This is to ensure continuity and survival of species.