Soil Fertility and Fertilizers

IMPORTANT

Soil Fertility and Fertilizers: Overview

This Topic covers sub-topics such as Fertilizer, Manure, Fertility of Soil, Adding Manure and Fertilizers and, Biofertillizers

Important Questions on Soil Fertility and Fertilizers

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science>Let’s Regain Our Fields>Soil Fertility and Fertilizers> Q 1

Which one of the following does not damage crops?

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science>Let’s Regain Our Fields>Soil Fertility and Fertilizers> Q 2

Write the advantages of manure.

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science>Let’s Regain Our Fields>Soil Fertility and Fertilizers> Q 3

Write three differences between manure and fertilisers.

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science>Let’s Regain Our Fields>Soil Fertility and Fertilizers> Q 4

Manure is an _____ (organic/inorganic) substance.

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science>Let’s Regain Our Fields>Soil Fertility and Fertilizers> Q 5

What happens, when a farmer uses fertilisers in excessive amount?

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science>Let’s Regain Our Fields>Soil Fertility and Fertilizers> Q 6

A farmer grows wheat, year after year. He finds that the yield becomes low. Give one appropriate reason for it.

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science>Let’s Regain Our Fields>Soil Fertility and Fertilizers> Q 7

Write the advantages of manure over fertilizers.

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science>Let’s Regain Our Fields>Soil Fertility and Fertilizers> Q 8

Write any five difference between manure and fertilizers.

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science>Let’s Regain Our Fields>Soil Fertility and Fertilizers> Q 9

What are fertilisers? Name any two fertilisers.