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 predators that keep its population in check.
D) In North America, people cultivate zebra mussels and protect them from predators.

Question

Quizplus · Accepted Answer

In its native Eurasia, the zebra mussel has many predators that keep its population in check. In North America, the zebra mussel has fewer natural predators and is able to reproduce and spread rapidly, causing more trouble.

Why Does the Zebra Mussel Cause More Trouble in North