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6.Evolution
easy
The phenomenon of evolution of different species in a given geographical area starting from a point and spreading to other habitats is called
A
Adaptive radiation
B
Saltation
C
Co-evolution
D
Natural selection
(NEET-2020)
Solution
The correct answer is option (1) because the process of evolution of different species in a given geographical area starting from a point and literally radiating to other areas of geography is called adaptive radiation.
Saltation is single step large mutation.
When one organism evolves $w$.r. $t$ evolution in another organism, it is called co-
evolution. e.g. Host-parasite relationship
Natural selection is the process through which population of living organisms that adapt are selected by nature based on reproductive fitness
Standard 12
Biology