Question Detail
Question
The variety of beak shapes observed in Darwin's finches, each adapted for different diets such as seeds, insects, or nectar, represents which type of adaptation?
Correct Answer
Option B is the correct answer.
Detailed Explanation
Beak shapes in Darwin's finches are structural adaptations because they are physical characteristics that allow different species to exploit various ecological niches by accessing different food sources like seeds, insects, or nectar.
Hint
Beak shape is a physical feature, not a behavior or internal process.