Question

Which one is not a natural factor for causing soil erosion?
A) Gullying
B) Clips
C) Riling
D) Deforestation

Answer 1

Hint:
Soil erosion is the way toward enduring the top layer of soil either because of regular factors or counterfeit factors. The regular elements are called disintegration specialists.

Complete Answer:
Soil erosion is the relocation of the upper layer of soil; it is a type of soil corruption. This normal cycle is brought about by the dynamic movement of erosive specialists that is, water, (ice sheets), a day off, (wind), plants, creatures, and people. As per these specialists, disintegration is now and again isolated into water disintegration, chilly disintegration, snow disintegration, wind (aeolian) disintegration, zoogenic disintegration, and anthropogenic erosion. Soil disintegration might be a moderate cycle that proceeds generally unnoticed, or it might happen at a disturbing rate causing a genuine loss of dirt. The deficiency of soil from farmland might be reflected in diminished harvest creation potential, lower surface water quality, and harmed waste organizations. Soil disintegration could likewise cause sinkholes.
Deforestation, leeway, clear-cutting, or clearing is the evacuation of woodland or stands of trees from the land which is then changed over to non-timberland use. Deforestation can include the change of woods land to homesteads, farms, or metropolitan use. The most moved deforestation happens in tropical rainforests. About $31\% $ of Earth's territory surface is covered by timberlands. Between 15 - 18 million hectares of woods, a zone the size of Belgium is pulverized each year, on normal 2,400 trees are chopped as the minute progresses.

Thus, option (D) is correct.

Note:
Deforestation is more intense in tropical and subtropical timberlands in arising economies. The greater part of all plant and land creature species on the planet live in tropical woods. Because of deforestation, just $6.2$ million square kilometers survive from the first 16 million square kilometers of tropical rainforest that earlier covered the Earth.