GENERAL KNOWLEDGE

GK

SOIL EROSION AND CONSERVATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Wave erosion is more prevalent and well marked:
A
Along rivers
B
In water falls
C
At the sea shore
D
In all these places
Explanation: 

Detailed explanation-1: -Rainfall produces four types of soil erosion: splash erosion, sheet erosion, rill erosion, and gully erosion.

Detailed explanation-2: -Rill erosion occurs when runoff water forms small channels as it concentrates down a slope. These rills can be up to 0.3m deep. If they become any deeper than 0.3m they are referred to as gully erosion.

Detailed explanation-3: -Water. Water is the most common cause of soil erosion. Wind. Wind can also make soil erode by displacing it. Ice. We don’t get much ice here in Lawrenceville, GA, but for those that do, the concept is the same as water. Gravity. Gravity is a primary culprit behind the three other causes. 10-Dec-2020

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