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प्रश्न
What is the main limitation of direct count for population-density measurement?
पर्याय
Doesn't reflect exact individual count
Estimates only, not exact counts
Limited resources, carrying capacity (K) reached
Impractical for large/mobile species
MCQ
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उत्तर
Direct count can be used for small, visible populations such as fish in a small pond. It becomes impractical for large or mobile species.
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