Question

what is meant by adaptation?

Answer 1

Adaptation is the characteristic or trait developed by an organism to assist in its survival. An adaptation can be structural (e.g. polar bears have thick fur to provide insulation against the cold), physiological (e.g. the common mole has a good sense of smell because it finds its prey underground), or behavioural (e.g. the rabbit will squeak when it is being chased to warn other rabbits that there is danger).

Answer 2

an adaptation is a characterstic or trait developed by an organism to assist in the survival.an adaptation can  be structural physiological .