1. population explosion
2. social and religious obligations
3. son meta – preference
4. population growth and natural resources
5. working people to total population is high.
The reasons for the decline of cities are as follows:
It is known that the Harappan civilisation began to decline around 2000 – 1900 B.C.E.
People had to regret elsewhere with the...
The relationship between the plant and pollinator is called mutualism.
Fig depends on wasp for pollination, and wasp depends on fig for food and shelter
With the decline in population of figs,...
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