Use the Following Graph and Information to Answer the Question

question 65

Multiple Choice

Use the following graph and information to answer the question.
Flycatcher birds that migrate from Africa to Europe feed their chicks a diet that is almost exclusively moth caterpillars. The graph shows the peak dates of flycatcher arrival in Europe, bird hatching, and peak caterpillar season for the years 1980 and 2000. The y-axis is a measure of the abundance of birds, hatching chicks, and caterpillars.

The shift in the peak of caterpillar season is most likely due to ________.

• A) earlier migration returns of flycatchers
• B) an innate change in the biological clock of the caterpillars
• C) global warming
• D) acid precipitation in Europe

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Definitions:

Hallucinogen

Hallucinogen is a substance that induces alterations in perception, thinking, and emotions, leading to experiences that differ from objective reality.

LSD

Lysergic acid diethylamide, a powerful hallucinogenic drug that alters perception and mood.

Amphetamine

A stimulant drug that increases the activity in the central nervous system, boosting energy, concentration, and alertness.

Central Nervous System

The part of the nervous system consisting of the brain and spinal cord, responsible for integrating sensory information and responding accordingly.