Question 51
HardOriginal questionA species whose removal would change an entire ecosystem far more than its numbers suggest, such as a top predator, is called a
Show the answer and explanation
CorrectNot quiteAnswer A
Correct answer: A
Explanation
Like the keystone that holds an arch together, a keystone species holds its community in balance.
A tiger keeps deer numbers in check; without it, overgrazing would change the forest.
- Concept
- Keystone species
- Typical timeTypical
- 90 s
- Your timeYours
- —
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