Answers

2016-03-19T19:32:14+05:30
The growth in population is expressed by population growth which means rate of increase in no of persons per year (or a particular time period)
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2016-03-19T19:39:06+05:30
Population growth is the increase in the number of individuals in a population. The population growth rate is the rate at which the number of individuals in a population increases in a given time period as a fraction of the initial population.
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