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Organisms and Populations — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYOrganisms and Populations2 Marks
Question
  1. What is 'r' in the population equation given below:

$\frac{\text{dN}}{\text{dt}}=\text{rN}$

  1. How does the increase and the decrease in the value of 'r' affect the population size?
✓

Answer

  1. 'r' is intrinsic rate of natural increase.
  2. With increase in 'r' the population size increases while a decrease in 'r' decreases the ponulation size.

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