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Answer» Problems faced by stage 4 countries are as under: - The death rate is very low and going down as the medical facilities have improved and pandemic like plague, cholera, small pox, etc., are eradicated.
- Birth rate is the same as death rate so population growth is minimal.
- Problems faces by stage 5 countries are as under.
- In this stage the birth rate is very low and death rate is high. Therefore, the growth of population is slow or negative growth of population is seen.
- Due to large number of old people the death rate is high and due to a smaller number of young people birth rate is low.
- Due to large number of old people, dependent population is high.
- Due to less young age population, working population is limited.
- As a result, the size of dependant population is larger than active population and it has adverse effect on economy of the country.
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