922171
| Question | Answer |
| Irrigation is... | ...the artificial application of water to land to assist in the production of crops |
| Extensive irrigation is necessary for more production as... | ...about 70% of Indian people depend on agriculture - (as its an agricultural and populous country) |
| It is essential for agriculture in India because: | ...about 80% of total annual rainfall of India occurs in 4 months (June>October) ...the monsoons are uncertain in India ...it does not rain equally in parts of India ...soils in some areas are sandy and rainwater therefore sinks down very quickly ...the rainwater flows down very quickly along the slopes of hillsides |
| LARGE SCALE irrigation schemes include... | ...DAMS ...RESERVOIRS ...CANALS |
| SMALLER SCALE irrigation schemes include... | ...DRAWING WATER FROM TUBE WELLS |
| MORE EFFICIENT irrigation systems include... | ...DRIP IRRIGATION SYSTEMS (an irrigation system that saves water and fertiliser by allowing water to slowly drip to the roots of plants) |
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