Biology MCQ
Biology
Over time, dark forms of the peppered moth (Biston betularia) became more common in polluted environments because predators were less able to detect them on trees darkened by soot. These moths are regarded by many as a(n)
Over time, dark forms of the peppered moth (Biston betularia) became more common in polluted environments because predators were less able to detect them on trees darkened by soot. These moths are regarded by many as a(n)
Over time, dark forms of the peppered moth (Biston betularia) became more common in polluted environments because predators were less able to detect them on trees darkened by soot. These moths are regarded by many as a(n)
a) keystone species.
b) indicator species.
c) umbrella species.
d) flagship species.
e) endangered species.
Answer: B
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