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NEET UG BIOLOGY MCQ: ORGANISMS AND POPULATION
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Ratio between mortality and natality is called
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Correct option: B
Vital index
Option B (Vital index) is correct because the vital index is calculated as the ratio of natality (birth rate) to mortality (death rate).
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I. Population density of banyan is low
II. Population cover area of banyan is high
III. In above cases the percentage of cover of biomass is more meaningful than population size