Question

D. 1. Why is soil considered an important resource? Give any three reasons. 2. Highlight any three causes of soil erosion. 3. Explain hydrological cycle with the help of a diagram. 3 4. How does river water get polluted? Explain. 5. Identify any three ecological problems caused by building large dams.





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Answer 1

1)The soil considered an important resources because : It provides food through agriculture. It is the source of nutrients for many forms of life. Many valuable minerals are explored from the soil.

2) 1⃣Soil is veryimportant for the growth of plants. 2⃣Indirectly, animals also depend upon the soil to satisfy their basic needs, as soil gives nutrients to plants. 3⃣It gives shelter to insects and animals like rats, snakes, ants, earthworms etc.

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