Q7 of 75 Page 438

Name an important factor that decides biodiversity in a particular area:

A teaspoon of topsoil typically contains a vast range of different species and up to 6 billion microorganisms. Soil contains a large variety of organisms which interact and contribute too many global cycles, including the carbon and nitrogen cycles.

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5

The large-scale deforestation that is happening all over the world is causing:

 6

Which type of soil is more likely to be removed very quickly?

 8

Carbon containing molecules present in all life forms includes:

 9

In nature, carbon is found in elemental forms as: