Question

select the correct answer.
which adaptation is an example of a physiological adaptation?
a. an octopus squirting ink
b. a flock of birds flying south
c. a teacher using sign language
d. the wide beak of a finch
e. the short ears of an arctic fox

Explanation:

1. Option A: An octopus squirting ink is a physiological adaptation: it uses specialized glandular tissue to produce and expel ink as a defense response, which is an internal biological function.
2. Option B: Birds flying south is a behavioral adaptation (migration instinct).
3. Option C: A teacher using sign language is learned human behavior, not a biological adaptation.
4. Option D: A finch's wide beak is a structural (anatomical) adaptation.
5. Option E: An arctic fox's short ears are a structural adaptation to reduce heat loss.

Answer:

A. an octopus squirting ink