Question

what is drought and flood?
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Answer 1

Answer :

Drought : a long period when there is little or no rain:

Flood : A flood is an overflow of water that submerges land that is usually dry.

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Answer 2

Floodplains is the area of alluvial deposits found beside the river due to flooding and meandering .The flood brings a fine sands and silts along with it, gets deposited around the rivers in plain.Similary meanders erode away the valley slowly and create a wide valley floor, depositing alluvial, fine silt along the slopes.Over time this builds up into a large flood plain.  

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