Explain the Term: Bio-fertilizer

संक्षेप में उत्तर

The micro organisms which when added to the soil increase the fertility of the soil, are termed as Bio-fertilizer.

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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?

How is soil pollution caused?

Name one non-degradable pollutant.

A free living bacteria which helps in nitrogen fixation.

Bacteria breaking down dead organisms to liberate nitrogen.

Give Technical Terms:

A free living nitrogen fixing blue-green algae

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?

Chemical fertilisers may reach the rivers but do not harm the fish.

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

Write the full form of DDT.