The period from birth to the natural death of an organism is its:
ALife span
BLife cycle
CGrowth phase
DGestation
Answer & Solution
Correct answer: A. Life span
1. Every organism lives for a certain period only.
2. That period runs from birth to natural death.
3. It is called the life span.
_Source: NCERT Class 12 Biology, Chapter 1, Reproduction in Organisms._
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