Question

What are floods? describe any two ways in which floods are useful. learn cbse?

Answer 1

A flood is as a large body of water in areas where it becomes destructive and impedes the natural cycle of living organisms. A flood may be the result of long periods of heavy rain, or rivers or lakes that have overflown their banks. High temperatures can also cause flooding when it causes ice caps and snow to melt quickly. Heavy floods can be so disastrous that infrastructure is washed away, people and animals drown, and people can be stranded for long periods.


Benefits of a Flood

There are benefits of flooding despite its immediate ill effects. For farmers and those in the agricultural sector, it helps them in the long run by providing nutrients to the soil that were lacking. This makes the soil more fertile and increases agricultural production. Nutrients are also added to rivers and lakes, improving the health of fishes that can be consumed. There may be relocation of fishes and organisms living in water bodies. This may improve the ecosystem. New predators and prey are introduced to areas, balancing the aquatic population

Answer 2

As we are becoming more modern and industrial day by day we are constantly harming and moderating our environment.

Due to this moderation several natural disasters take place and create a huge destruction.

Flood is one of this natural disasters.When water overflows from rivers through the human locality.Which causes great financial losses and destructions.

But where is also some benefits of the flood,flood water restores the lost fertility of the harvesting soil which benefits the farmers and agricultural industries.