Q.1 What are the various factors for the weathering of rocks?
Q2.What are the various constituents of soil?
Q3. What are three layers in the soil?
Q4. How many types of soil are found in India? Name them
Q5. Write some properties of the soil.
Q6. What properties an Ideal soil should prossess to produce good crops?
Answers
Answer:
1. Weathering of rocks happen when there are storms or heavy winds wiping away the rocks and breaking it into small pieces.
2.The various constituents of soil are :
mineral material, organic material and water .
3.The three layers of soil are " sand, slit and clay.
5.The soil helps in the proper growth of plants.
4.India, the Indian Council of Agricultural Research (ICAR) has classified soils into 8 categories. Alluvial Soil, Black Cotton Soil, Red Soil, Laterite Soil, Mountainous or Forest Soils, Arid or Desert Soil, Saline and Alkaline Soil, Peaty and Marshy Soil are the categories of Indian Soil.
6.While soil is frequently referred to as the "fertile substrate", not all soils are suitable for growing crops. Ideal soils for agriculture are balanced in contributions from mineral components (sand: 0.05–2 mm, silt: 0.002–0.05 mm, clay: <0.002 mm), soil organic matter (SOM), air, and water.
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Answer:
Q1:
Ans:the various factors for the weathering of rock are as follows:-
1.weather condition.
2.rock composition.
Explanation:
1.Its include wind, climate, temperature,etc.
2.properties of rock