Study the charactristics of a population represented in the graphs below.

Mark the correct graph that represents the type of selection that this population is likely to undergo

Options

A.
B.
C.
D.

Answer

B

Explanation

It is observed that the individuals with larger body size, in the given population, are lesser in prroportion as compared to individuals with smaller or moderate body size. Also. Large bodied individuals have low fitness, when natural slection acts on such a population, it would favour smaller or moderate sized individuals, hence shifting the body size vs. frequency graph to the left.