Grade 12th pass10 grade science
. What is the purpose of rain-water harvesting?
(a) To hold rain water on the surface of the earth.
(b) To recharge ground water.
(c) To use water for the irrigation of crops.
(d) To rear fish
. What is the purpose of rain-water harvesting?
(a) To hold rain water on the surface of the earth.
(b) To recharge ground water.
(c) To use water for the irrigation of crops.
(d) To rear fish
