SCIENCE
EARTH SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Plant several trees and bushes at different places on the school grounds.
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Plant trees and bushes at only one place on the school grounds.
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Convert some of the school’s lawn to a flower garden.
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Cut the grass on the school’s lawn often to keep the grass short.
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Detailed explanation-1: -Afforestation is the process of growing trees to increase plant cover. Roots of trees bind the soil together strongly. This prevents soil from getting blown or washed away and reduces soil erosion.
Detailed explanation-2: -use land according to its capability. protect the soil surface with some form of cover. control runoff before it develops into an erosive force. 18-Dec-2013
Detailed explanation-3: -Plant Grasses, Groundcovers, Shrubs, & Trees. Add Mulch, Matting, and Rocks. Create Diversions To Help Drainage. Avoid Soil Compaction and Overgrazing. Mixing Manure/Compost In Your Soil. 08-Aug-2022
Detailed explanation-4: -Afforestation. Planting new trees and plants is afforestation. Crop Rotation. Terrace Farming. Building Dams. Shelterbelts. Embankments. Van Mahotsav.