Use the Following Figure to Answer the Question

question 1

Multiple Choice

Use the following figure to answer the question.

The figure shows the absorption spectrum for chlorophyll a and the action spectrum for photosynthesis. Why are they different?

• A) Green and yellow wavelengths inhibit the absorption of red and blue wavelengths.
• B) Oxygen given off during photosynthesis interferes with the absorption of light.
• C) Other pigments absorb light in addition to chlorophyll a.
• D) Aerobic bacteria take up oxygen, which changes the measurement of the rate of photosynthesis.

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Definitions:

Unconditioned Stimulus

In classical conditioning, a stimulus that unconditionally, naturally, and automatically triggers a response without prior conditioning.

Emotional Responses

The reactions or feelings that are generated in response to stimuli, events, or thoughts, influenced by an individual's psychological state or temperament.

John Watson

An American psychologist who established the psychological school of behaviorism, emphasizing the importance of observable behaviors and discounting the importance of mental states.

Observational Learning

The process of learning behaviors, skills, or attitudes by watching and imitating others.