NEET BIOLOGY

ECOLOGY

ENVIRONMENTAL ISSUES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which describes the relationship between deforestation and poor soil in Sub-Saharan Africa?
A
Poor soil is killing most of the rainforests in Africa.
B
Deforestation is increasing the amount of oil pollution in Africa.
C
Deforestation means fewer people live in an area which leads to poor soil.
D
Poor soil causes farmers to use slash and burn techniques to create fertile soil, which increases deforestation.
Explanation: 

Detailed explanation-1: -Q. Which describes the relationship between deforestation and poor soil in Sub-Saharan Africa? Poor soil is killing most of the rainforests in Africa. Deforestation is increasing the amount of oil pollution in Africa.

Detailed explanation-2: -The poor soil will be blown away by the winds and all that will be left is barren rocky land. So, when deforestation occurs and the soil becomes poor or unprotected, desertification will begin to take place.

Detailed explanation-3: -Explanation: When there are fewer trees to prevent erosion by holding soil in place with their roots, more soil washes and blows away. This reduces the soil available for trees to grow in, which further reduces the trees which grow in an area.

Detailed explanation-4: -Clearing the land of trees also reduces the structure of the soil. Coupled with wind erosion, the topsoil blows away and leaves a desert-like land. The issue is seen in many parts of the world, but it is most prevalent in Africa. The country that is arguably the most damaged by desertification is Senegal.

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