Intrinsic rate of natural increase is

Question

Intrinsic rate of natural increase is (A) The sum of birth rates and death rates (B) The difference between birth rates and death rates (C) The sum birth rate and immigration (D) The difference between sum of birth rate and immigration and sum of death rate and emigration

Tardigrade Admin · Accepted Answer

The intrinsic rate of natural increase, denoted by 'r' is the difference in the birth rate and death rate. The r-value of the Norway rat is 0.015, and the flour beetle it is 0.12. The r-value helps us in understanding the effects of biotic and abiotic factors on population growth.

Q. Intrinsic rate of natural increase is

The sum of birth rates and death rates

The difference between birth rates and death rates

The sum birth rate and immigration

The difference between sum of birth rate and immigration and sum of death rate and emigration

The intrinsic rate of natural increase, denoted by 'r' is the difference in the birth rate and death rate. The r-value of the Norway rat is 0.015, and the flour beetle it is 0.12. The r-value helps us in understanding the effects of biotic and abiotic factors on population growth.