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Population - The increasing numbers and rising problems — Biology STD 10 — Question

ICSE BoardEnglish MediumSTD 10BiologyPopulation - The increasing numbers and rising problems1 Mark
MCQ
Natality refers to the:
  • ✓
    number of births
  • B
    number of deaths
  • C
    number of individuals who left the habitat and gone elsewhere during a given time period.
  • D
    number of individuals of the same species that move into the population, from elsewhere, during a given time period.
✓

Answer

Correct option: A.
number of births
(a) number of births
Explanation:
Natality refers to the number of births, mortality refers to the number of deaths, emigration refers to the number of individuals who left the habitat and gone elsewhere during a given time period.
Immigration refers to the number of individuals of the same species that move into the population, from elsewhere, during a given time period.

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