How have human activities caused desertification? Explain.

Solution

Human activities like over- cultivation, unrestricted grazing, deforestation and poor irrigation practices, resulting in arid patches of land. The open lands without any cover of vegetation is prone to soil erosion. The soil erodes and becomes incapable of providing nutrition to the plants. The land become barren over the years These large barren patches extend and meet over time to create a desert.Rapid urbanisation has led to the desertification.

Some More Questions From Environmental Issues Chapter

The amount of dissolved oxygen required by the microorganisms to degrade the organic wastes present in water is called ?

The cause of acid rain is :

Which one of the following causes ozone depletion ?

What disease is caused due to consumption of fishes captured from water contaminated with mercury ?

Which one of the following is not a green-house gas ?

Which gas contributes the maximum in global warming ?

Fill in the blanks with suitable words :
1. Increase in concentration of soluble salts in the soil is called.........

2. Aforestation can check the advancement of......... .

3. DDT is a serious pollutant as it is a.........pollutant and undergoes......... .

4 .........plant has become a troublesome weed in agricultural fields.

5 .........are major aerosol pollutant present in jet aircraft emission.

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Environmental Issues

How have human activities caused desertification? Explain.

Some More Questions From Environmental Issues Chapter

The amount of dissolved oxygen required by the microorganisms to degrade the organic wastes present in water is called ?

The cause of acid rain is :

Which one of the following causes ozone depletion ?

What disease is caused due to consumption of fishes captured from water contaminated with mercury ?

Which one of the following is not a green-house gas ?

Which gas contributes the maximum in global warming ?

Write “True” or “False” :

Coin one word for the following statements :
Discarded computer parts like monitors, key boards, mouse etc.

Coin one word for the following statements :
Degradation of organic waste by worms like red wigglers, white worms and earthworms.

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For Daily Free Study Material Join wiredfaculty

Environmental Issues

How have human activities caused desertification? Explain.

Some More Questions From Environmental Issues Chapter

The amount of dissolved oxygen required by the microorganisms to degrade the organic wastes present in water is called ?

The cause of acid rain is :

Which one of the following causes ozone depletion ?

What disease is caused due to consumption of fishes captured from water contaminated with mercury ?

Which one of the following is not a green-house gas ?

Which gas contributes the maximum in global warming ?

Write “True” or “False” :

Coin one word for the following statements : Discarded computer parts like monitors, key boards, mouse etc.

Coin one word for the following statements :Degradation of organic waste by worms like red wigglers, white worms and earthworms.

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

Coin one word for the following statements :
Discarded computer parts like monitors, key boards, mouse etc.

Coin one word for the following statements :
Degradation of organic waste by worms like red wigglers, white worms and earthworms.