Q11 of 287 Page 344

Soil has no role in supplying nutrients to awuatic biota.

False

Soil has minerals in it. When rain or flood washes away the soil, the water ultimately collects in water bodies. The minerals and nutrients that were present in soil get transferred to water bodies in this process. These minerals and nutrients are used up by the aquatic organisms.


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9

Chlorine containing substances are not ODS.

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The amount of rainfall directly influences the abundance and diversity of life forms.

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Gaia hypothesis was proposed by James Lovelock.

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Fertilizers adn pesticides are harmful to soil as they kill the microorganisms involved in recycling of nutrients.