Questions:
- Which subject deals with the study of Soil?
- What do you mean by 'Soil'?
- What all conditions can alter the characteristics of Soil?
- Name the four major Soil types found in India, leaving out desert and mountain Soils.
- Which two types of Soils are the most important Soils?
- What is meant by 'in Situ'?
- Mention two ways by which Soil can get nitrogen.
- What do you understand by Humus?
- Where are Alluvial Soils found in India?
- Name the Soil known for its self-ploughing quality and the capacity to hold moisture. Name any two cash crops for which it is specially suited.
- What is one disadvantage of Bhangar alluvium?
- (i) Which minerals are found in Regur Soil?
(ii) Name the important crops grown on it. - Name one important crop that thrives best in Regur and Red Soil, and a sea-port from where it is exported.
- How is the Red Soil formed?
- Name the soil which is formed due to high temperature and heavy rainfall with alternating wet and dry periods.
- Which crops grow well in Laterite Soil.
- In which areas is Soil erosion prominent in India.
- Mention the types of Soil erosion.
- What is gully erosion?
- How does erosion by wind take place?
- Mention causes of Soil erosion.
- How is man responsible for Soil erosion?
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