If the birth rate is 0.05 and the death rate is 0.02, the intrinsic rate of increase (assuming that there is no immigration or emigration)
A) is 0.02.
B) is 0.03.
C) is 0.05.
D) is 0.07.
E) cannot be calculated.

Question

Quizplus · Accepted Answer

The intrinsic rate of increase (r) is calculated by subtracting the mortality rate (d) from the birth rate (b). r = b - d. 
Therefore, in this case, r = 0.05 - 0.02 = 0.03. Thus, the best answer is B.

If the Birth Rate Is 0