CBSE 2022 · Region 5 · Set 3 · Q6 · 2 marks
What would be the best method to measure the total population density of the number of fishes in river and why ?
Marking-scheme solution
-Relative population density or number of fishes caught per trap
-Measuring total or absolute population densities is not an easily adoptable method /Cannot be done as populations are huge / Counting is impossible.
Organisms and PopulationsPopulationsAnalysevery_short_answermedium
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CBSE Class 12 Biology past-paper question from the 2022board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.