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 meant by lifespan in biology?
life span, the period of time between the birth and death of an organism.
What is life span in biology class 12?
Life span – Definition. Life span is the period from birth to the natural death of an entity.
What is the life span of human?
National LEB figures reported by national agencies and international organizations for human populations are estimates of period LEB. In the Bronze Age and the Iron Age, human LEB was 26 years; in 2010, world LEB was 67.2 years. In recent years, LEB in Eswatini (formerly Swaziland) is 49, while LEB in Japan is 83.
What is life span class 11?
A. Period between birth and sexual maturity.