CBSE BOARD XII, asked by economic28, 1 year ago

define life expectancy

Answers

Answered by Niraliii
2

Hey !!!

Here is the answer :-

Life expectancy is the number of years a person/organism can live.

It is an estimation.

Hope this helps ;)

Answered by SillySam
14

Question : Define life expectancy.

Answer : The word life means to live and the word expectancy means to expect about something. So, we can easily relate the term life expectancy with these two words.

The term life expectancy means the number of years a person may live.

It is a statical measure of the average tine of an organism is expected to live.

Life expectancy of a normal human being is around 71.5 years presently.

Life span term of biology can also be somewhat related to this term.

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