AP BIOLOGY

Detailed explanation-1: -Crops are irrigated by several methods: flooding an entire field, channeling water between rows of plants, spraying water through large sprinklers, or letting water drop onto plants through holes in pipes.

Detailed explanation-2: -Irrigation helps to grow crops, maintain landscapes, and revegetate disturbed soils in dry areas and during times of below-average rainfall. In addition to these uses, irrigation is also employed to protect crops from frost, suppress weed growth in grain fields, and prevent soil consolidation.

Detailed explanation-3: -The different types of irrigation include-sprinkler irrigation, surface irrigation, drip irrigation, sub-irrigation and manual irrigation.

Detailed explanation-4: -Irrigation is a process of supplying water to crops in regions where there is insufficient rainfall. This is done by redirecting water from nearby rivers or lakes to agricultural lands.

Detailed explanation-5: -There are three commonly used methods: surface irrigation, sprinkler irrigation and drip irrigation.