Organisms and Populations · Class 12 · CBSE · Science Biology

If a population has a per capita birth rate (b) of 0.015 per individual per year and a per capita death rate (d) of 0.005 per individual per year, ca…

Practice question from Organisms and Populations (Class 12 · CBSE · Science Biology), with the correct answer and a step-by-step solution.

easy · MCQ · Q-A8BF07

If a population has a per capita birth rate (bb) of 0.0150.015 per individual per year and a per capita death rate (dd) of 0.0050.005 per individual per year, calculate the intrinsic rate of natural increase (rr) for this population.

  1. A.0.020 per year
  2. B.0.010 per yearCorrect answer
  3. C.0.005 per year
  4. D.0.075 per year

Solution

The intrinsic rate of natural increase (rr) is given by the formula r=b−dr = b - d. Substituting the given values: r=0.015−0.005=0.010r = 0.015 - 0.005 = 0.010 per individual per year.

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