Why Does the Zebra Mussel Cause More Trouble in North

question 43

Multiple Choice

Why does the zebra mussel cause more trouble in North America than in its original home?

• A)In North America, the zebra mussel has a more suitable climate.
• B)In North America, the zebra mussel has a better food supply.
• C)In its native Eurasia, the zebra mussel has many parasites and predators that keep its population in check.
• D)In North America, people cultivate zebra mussels and protect them from predators.

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Definitions:

Clarification

The process of making a statement or situation less confused and more comprehensible.

Appropriate

Suitable or proper in the circumstances.

Preoperative Teaching

The process of providing education and support to a patient about a pending surgical procedure to enhance the patient’s knowledge and preparation.

Agitated

A state of increased restlessness or irritation that can affect a person’s behavior and emotional state.