Natality refers to:
1. Death rate
2. Birth rate
3. Number of individuals leaving the habitat
4. Number of individuals entering the habitat
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCalculate the birth rate of a population which has 20 individuals at time t, after one year 8 individuals have also counted along with those 20.
1. .3
2. 0.2
3. 0.4
4. 0.8
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology