In order to stem the flow of water, _______ can be planted in the path of the water.

grass

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bricks

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(a) and (b) above.

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None of the above

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Solution

The correct option is C (a) and (b) above.
In order to stem the flow of water, grass can be planted in the path of the water or we can even build small check dams across streams to slow the flow of water and to ensure that water has a greater chance of percolating into the ground, recharging the water table.

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