What Was the Overall Effect of Removing the Predatory Sea

question 75

Multiple Choice

What was the overall effect of removing the predatory sea star Pisaster ochraceus from its food web?

• A) Species richness decreased rapidly.
• B) Species richness increased rapidly.
• C) Species richness stayed the same.
• D) Another predator moved to the top position in the food web.
• E) Mussel populations decreased.

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Definitions:

Hypothalamus

A region of the brain that regulates many bodily functions including hunger, temperature, and hormonal activity.

Amygdala

A part of the brain involved in processing emotions, including fear, anxiety, and aggression.

Anti-Depressant Medication

Anti-Depressant Medication includes drugs prescribed to treat depressive disorders, working by altering chemicals in the brain to improve mood and cognitive function.