define growth of population. how it becomes positive or negative? (8marks question)
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Answer:When a population grows, its growth rate is a positive number (greater than 0). A negative growth rate (less than 0) would mean a population size gets smaller, reducing the number of people inhabiting that country.
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A positive value represents more people entering the country than leaving it, while a negative value mean more people leaving than entering it.
demography: The study of human populations and how they change.
mortality rate: The number of deaths per given unit of population over a given period of time.
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