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

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 11. organisms and populations1 Mark
MCQ
The different age group in a population is classified by
  • ✓
    Reproduction rate
  • B
    Death rate
  • C
    Age of marriage
  • D
    Sex ratio
✓

Answer

Correct option: A.
Reproduction rate
a
(a) The different age group of in a population is classified by reproduction rate. Human population has three age groups

$(i)$ Pre reproductive $(ii)$ Reproductive $(iii)$ Post reproductive.

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