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Write answers to the following questions:

What are the different reasons for the reduction of bio-diversity?

The different reasons for the reduction of diversity are:

1. Population: The demand for food grain has increased due to huge growth of population. Multiple crop farming is replaced by single crop farming which has declined the biodiversity in the plant kingdom.


2. Huge constructions of dam, buildings, roads and factories, mining has destroyed the natural resources and habitats of animals.


3. Pollution is one of the reason for declining biodiversity. Due to changes in the climate, some sensitive species of animals and plants cannot survive.


The following diagrams shows the reasons responsible for declining diversity:



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