NEET Previous Year Question

When does the growth rate of a population following the logistic model equal zero? The logistic model is given as dN/dt = rN(1-N/K):

Topic: NEET PYQ

Answer: A. Full step-by-step solution below.

  1. AWhen N/K is exactly one
  2. BWhen N nears the carrying capacity of the habitat
  3. CWhen N/K equals zero
  4. DWhen dearth rate is greater than birth rate

Correct answer: A

Solution

(a) Because in the logistic equation

growth rate becomes zero when (carrying capacity).

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