pedology or soil & agriculture section 3 Practice Questions Answers Test with Solutions & More Shortcuts
Pedology or Soil & Agriculture PRACTICE TEST [6 - EXERCISES]
pedology or soil & agriculture section 1
pedology or soil & agriculture section 2
pedology or soil & agriculture section 3
pedology or soil & agriculture section 4
pedology or soil & agriculture section 5
pedology or soil & agriculture section 6
Question : 19 [SSC MTS 2017]
Which one of the following is the indirect use of forests?
a) Building material
b) Grazing
c) Medicinal plants
d) Checking soil erosion
Answer »Answer: (d)
Some of the indirect uses of forests include prevention and control of soil erosion, flood control, checks on the spread of deserts, an increase of soil fertility, and the effect on climate.
Forests play a significant role in the prevention and control of soil erosion by water and wind. The destruction of forest cover leads to increased runoff of rainwater and its diminished seepage in soil.
Question : 20 [SSC CGL 2014]
Soil erosion can be prevented by
a) Removal of vegetation
b) Overgrazing
c) Increasing bird population
d) Afforestation
Answer »Answer: (d)
Soil erosion takes place when the soil is blown away by the wind or washed away by the rain. Afforestation or planting trees can check soil erosion as roots of trees/plants hold the soil.
Thus, when more trees are planted their roots don’t allow the soil to be blown or washed away and prevent soil erosion.
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Pedology or Soil & Agriculture Shortcuts »
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indian geography mcq CATEGORIES
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» Nature & Scope of Geography
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» Universe, solar system and Astronomy
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» Geomorphology & Earth landforms
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» Atmosphere & Climatology
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» Hydrosphere & Oceanography
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» Pedology or Soil & Agriculture
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» Ecology & Bio geography
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» World Physical Geography
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» World Human Geography (Population)
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» World Economic Geography (Industry, Trade, Transportation & Agriculture)
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» World Country, Capital, Area, Currency, Parliament, Religion, New & old name of country
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» Physiography & Geomorphology of India
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» Indian Drainage, Irrigation and Rivers & River Projects
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» Indian Climate
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» Ecology, Environment, Forest, Naturals vegetations of India & National Park of India
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» Indian Agriculture & Animal Husbandry
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» Minerals & Energy Resources of India
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» Industries & Trade in India
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» Transportation & Ports System of India
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