In 1978,a Drought on the Galapagos Islands Caused a Reduction

question 60

Multiple Choice

In 1978,a drought on the Galapagos Islands caused a reduction in the production of seeds that one of Darwin's finches,a kind of bird,fed upon.This caused a decrease from 1,400 to 200 birds.This population change factor

• A)would not be considered a part of the carrying capacity for these birds.
• B)was density-dependent.
• C)was density-independent.
• D)resulted in exponential growth for the bird population.

---

Definitions:

Physical Symptoms

Observable signs or indications of a medical condition or disease.

Withdrawal

Adverse physiological reactions exhibited when a drug-dependent person stops using that drug; the withdrawal symptoms are typically unpleasant and opposite to the drug’s effects.

Cirrhosis

A chronic liver disease marked by degeneration of cells, inflammation, and fibrous thickening of tissue, which can lead to liver failure.

Scar Tissue

Fibrous tissue that forms during the wound healing process, replacing normal skin or tissue that has been damaged.