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STD 12 - 11. organisms and populations — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 11. organisms and populations1 Mark
MCQ
The stationary phase of a population occurs when
  • A
    Natality > Mortality
  • ✓
    Natality = Mortality
  • C
    Mortality > Natality
  • D
    Natality = 0
✓

Answer

Correct option: B.
Natality = Mortality
b
(b) Stationary phase (zero growth or plateau rate) of population occurs when birth and death rates are equal, the population stabilizes around the carrying capacity of the environment.

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