Life span – Definition. Life span is the period from birth to the natural death of an entity.
What do you mean by life span?
Lifespan is defined as the maximum number of years that a human can live, while life expectancy is the average total number of years that a human achieves [5].
What is lifespan Ncert?
The average longevity of an organisms from birth to death is called life span. It is different in different living organisms.
What are the phases of life span class 12?
A. Period between birth and sexual maturity.