What Amazed Darwin About the Galápagos Islands Was the

question 17

Multiple Choice

What amazed Darwin about the Galápagos Islands was the

• A) number of new plant and animal species.
• B) similar of species there to those in Europe.
• C) wide variety of fish species.
• D) white cliffs created by small volcanic eruptions.

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Definitions:

Sensory Adaptation

The mechanism where sensory receptors reduce their responsiveness to stimuli that remain constant over time.

Weber's Law

A principle in psychology that states the smallest perceptible difference in a stimulus is proportional to the intensity of the original stimulus.

High Threshold

A term indicating a level of high sensitivity or resistance to stimulus before a response is triggered.

Signal-detection Theory

A method for measuring the capacity to differentiate informative patterns from random, distracting ones.