Assertion (A): Population density is always expressed as the number of individuals per unit area or volume. Reason (R): For some species, biomass or relative cover might be a more meaningful measure of population density.
- ABoth A and R are true and R is the correct explanation of A
- BBoth A and R are true but R is NOT the correct explanation of A
- CA is true but R is false
- DA is false but R is true
✓ Correct answer: D
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