2
QuizMultiple Choice

Population Size and Structure — Unit test

Question 2 • CA-Life Science B (High School)

A population of zebras experienced ten births, six deaths to predation, three deaths to disease, three individuals joining the population, and zero individuals leaving. What is happening to the population growth?

Answer
A
It is increasing.
B
It is decreasing.
C
It is staying the same.
D
It reaches carrying capacity.

Explanation

Population growth is births plus individuals joining, minus deaths and individuals leaving. Here, 10 births + 3 joining − 6 predation deaths − 3 disease deaths − 0 leaving = 4. The population is increasing, so the correct choice is “It is increasing.”

AI-written and checked against the verified answer.

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