MEDIUM
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Which of the following is called ‘white alkali soils’?

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Important Questions on Soil and Soil Conservation

MEDIUM
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
Which of the following factors is NOT responsible for the loss of fertility of agricultural land?
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
How much irrigation is required in the wheat crop?
MEDIUM
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
Which one of the following plants is used for green manuring in India ?
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility

‘Pedology’ is the study of _____.

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Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land?
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
Deforestation causes:
MEDIUM
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
The capacity of soil to produce crop yield is called:
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
Consider the following statements. Identify the right ones?
I. Irrigation has two roles to play: one is for protective purposes and another one for making the land useful for the second crop.
II. In India, there are three basic sources of irrigation: wells, canals, and tanks.
HARD
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
The combination of which of the following soils is best for plant growth?
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility

Peat Soil is formed _____.

EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
Which of the following is beneficial to crop fields?
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
The rate of absorption of water _____ with increase in salt concentration in the soil.
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
The substances that are added to the soil in the form of nutrients for their healthy growth are:
MEDIUM
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
Montmorillonite is the dominant clay mineral in which of the following soils?
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
Carbon dioxide content in soil air is _____.
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
What determines the thickness of the soil profile?
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
The removal of land surface by water is:
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
What are the ways for the restoration of the soil?
I. Dilution
II. Vapour extraction
III. Bioremediation
IV. Phytoremediation
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
_______ is probably the most important growth limiting factor in acid soils especially those having pH below 5.0 - S.S:
EASY
Agriculture and Animal Husbandry>Soil and Water>Soil and Soil Conservation>Soil Fertility
Soil erosion can be prevented by: