1.

The 25 individuals are dying per year in a population, and the mid-year population is 7000. What is the death rate of that area?(a) 13(b) 30(c) 2(d) 3.6This question was addressed to me in an international level competition.My question is taken from Population Growth in section Organisms and Populations of Biology – Class 12

Answer»

Correct choice is (d) 3.6

The best I can explain: As PER the formula, Natality = \(\frac{Number \, of \, deaths \, per \, year}{Mid-year \, population}\) X 1000 = \(\frac{25}{7000}\)1000 = 3.6

The birth RATE of the given AREA is 3.6 per year.



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