Question

Birth rate minus death rate is known as

• A. Reproductive rate
• B. Population index
• C. Population density
• D. Population frequency

Answer 1

The correct option is B Population index

Population ind x is one of the important parameters about population in a particular area. Birth rate of a given population is determined by the number of new births in a region and the number of individuals that die determine it's death rate. The difference between birth rate and death rate is said to be population index of that population.

So, option B is the correct answer.