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Population Density

Application b...

Question

Application based question.
Explain the equation
$N_{t + 1}$ = $N_{t} + [(B + I) - (D + E)]$
On the basis of the flow chart given below.

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Solution

The population density will increase if the number of births plus the number of immigrants (B + I) is more than the number of deaths plus the number of emigrants (D + E), otherwise it will decrease.

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