Soils
Geography ⇒ Physical Geography
Soils starts at 7 and continues till grade 12.
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See sample questions for grade 12
Describe the main characteristics of desert soil found in India.
Describe two methods used to conserve soil in hilly areas of India.
Explain the difference between soil fertility and soil productivity.
Explain the impact of deforestation on soil erosion.
Explain the importance of soil texture in agriculture.
Explain the process of soil formation (pedogenesis) and the main factors influencing it.
Explain the role of microorganisms in maintaining soil fertility.
Explain the term 'soil profile' and list its main horizons.
What is the process by which rocks are broken down into smaller particles to form soil called? (1) Weathering (2) Erosion (3) Deposition (4) Transportation
Which of the following crops is best grown in laterite soil? (1) Wheat (2) Tea (3) Cotton (4) Maize
Which of the following is a major cause of soil degradation in India? (1) Overgrazing (2) Afforestation (3) Crop rotation (4) Mulching
Which of the following is a major nutrient required for plant growth? (1) Nitrogen (2) Lead (3) Mercury (4) Aluminium
Alluvial soils are mainly found in the _______ plains of India.
The fertility of alluvial soil is mainly due to the presence of _______.
The process by which nutrients are washed away from the soil due to excessive rainfall is called _______.
The process of adding nutrients to the soil to improve its fertility is called _______.
Is it correct to say that red soils are formed due to the weathering of ancient crystalline and metamorphic rocks?
Is it correct to say that soil profile refers to the vertical section of soil from the ground surface to the unweathered rock?
Is it correct to say that soil salinity is a major problem in the arid and semi-arid regions of India?
Is it correct to say that the B horizon in a soil profile is also known as the subsoil?
