Explain the Term: Manure

थोडक्यात उत्तर

Any organic material of plant or animal source which when added to soil improves its quality to raise better crops is called manure.

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पाठ 13: Pollution - Explain the Terms

पाठ 13 Pollution
Explain the Terms | Q 7

List two major harmful effects of the following:

Pesticides such as DDT used in agriculture.

Edible oil is not allowed to stand for a long time in an iron or tin container.

How is soil pollution caused?

Two chemical fertilizers.

A bio-fertilizer.

Bacteria breaking down dead organisms to liberate nitrogen.

Give Technical Terms:

Bacteria breaking down dead organisms to liberate nitrogen.

Fill in the Blanks:

Chemicals intended to kill insects and other organisms that damage crops called ______.

In what way does soil pollution affect human beings?

Biomedical waste may consist of both biodegradable and non-biodegradable waste.