1.

Which of the following formula correctly defines natality?(a) Natality = \(\frac{Number \, of \, deaths \, per \, year}{Mid-year \, population}\) x 1000(b) Natality = \(\frac{Number \, of \, births \, per \, year}{Mid-year \, population}\) x 1000(c) Natality = \(\frac{Number \, of \, births + Number \, of \, deaths}{Mid-year \, population}\) x 1000(d) Natality = Births – Deaths x 1000I have been asked this question in quiz.The origin of the question is Population Growth in chapter Organisms and Populations of Biology – Class 12

Answer»

The correct choice is (B) Natality = \(\frac{Number \, of \, births \, PER \, year}{Mid-year \, population}\) x 1000

Explanation: The natality is also KNOWN as the birth rate. It is the number of individuals born in a population at a specific time. For humans, it is described as a number of individuals born per 1000 of the population per year.



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