Which of the following statement is true for NRR?
2021
Which of the following statement is true for NRR?
- A.
Normally NRR varies from 0 to 5
- B.
NRR cannot exceed GRR
- C.
If NRR = 1, then the female population will exactly replace itself into new generation and population remains constant
- D.
All of the above
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Correct answer: D
Net Reproduction Rate cannot exceed Gross Reproduction Rate because it allows for mortality before the reproductive ages. If NRR is 1, each generation of females exactly replaces itself. The usual demographic range also supports the first statement, so all statements are true.