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NEET UG BIOLOGY MCQ: EVOLUTION
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From the statements given below, which one most likely represents an example of disruptive selection.
I. Industrial melanism in peppered moth.
II. Population of butteréiesthat are either all yellow or all blue.
III. Population of rabbits that evolves more body fat in response to a cold climate.
IV. Population of wrens that evolves to be smaller at sexual maturity in response to predation pressure.
V. Very tall and very short pine trees being removed from a population by herbivore.
I. Industrial melanism in peppered moth.
II. Population of butteréiesthat are either all yellow or all blue.
III. Population of rabbits that evolves more body fat in response to a cold climate.
IV. Population of wrens that evolves to be smaller at sexual maturity in response to predation pressure.
V. Very tall and very short pine trees being removed from a population by herbivore.
View answer and explanation
Correct option: B
II and III
Option A (Only II) is incorrect, it should be (Only II). Disruptive selection favors extreme phenotypes over intermediate ones. II illustrates this as the butterfly population is either all yellow or all blue.
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