Which best describes a possible negative impact of irrigation of farmland? Food can be produced in dry areas. Increased runoff can pollute bodies of water. Food can be produced through drought years. Water can improve the livelihood of farmers.

Increased runoff can pollute bodies of water. The more water there is to create runoff, the higher the possibility the water will be polluted.

A negative impact of irrigation of farmland is increased runoff can pollute bodies of water.

Irrigation is the artificial application of water in controlled amounts to aid the growth of crops.

Types of Irrigation

Drip irrigation Surface irrigation Flood irrigation Sprinkler irrigation

Advantages of irrigation

It allows crops to be cultivated in dry areas It ensures food are produced in times of drought It increases crop yield Increase in crop yield improves the livelihood of farmers

Disadvantages of irrigation

It can lead to waterlogging It can lead to population of surrounding waterbodies due to increased runoff It increases the salinity of land

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