Question

Why fold plaIns are very fertile

Answer 1

Answer:

When it floods, it deposits a layer of fine soil, rich mineral salts, nutrient-rich silt, sediment, and distribute it across a wide area. These sediments make the soil very much fertile and lead to the formation of a very flat fertile flood plain.

Answer 2

Because when it comes flood it bring many thing dust and so the soil also changes, due to this the land become fertile.

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