Q. Adaptive radiation refers to :
(a) Adaptations due to geographical isolation
(b) Evolution of different species from a common ancestor
(c) Migration of members of a species to different geographical areas
(d) Power of adaptation in an individual to a variety of environments
Solution :
Correct option : B Adaptive radiation refers to rapid diversification from ancestral species into new forms due to changes in the environment which result in speciation exhibiting differences in morphology as well as physiology.