Why Did Natural Selection Act on the Medium Ground Finch

question 40

Multiple Choice

Why did natural selection act on the medium ground finch on Daphne Major?

• A) Birds with medium beak sizes experienced higher mortality.
• B) A drought changed the environment where the finches lived.
• C) Offspring of finches with small beaks did not survive the juvenile period.
• D) The population reached equilibrium.

---

Definitions:

Wide Range

Pertains to something covering a large number of different areas, subjects, or options.

Mild Side Effects

Minor or less severe undesired reactions or responses to a medication or treatment.

Conditioned Stimulus

An originally neutral stimulus that, after association with an unconditioned stimulus, comes to trigger a conditioned response in classical conditioning.

Pavlov's Experiment

A foundational study in behavioral psychology that demonstrated classical conditioning through the use of dogs, a bell, and food.