Why are floods caused?

Construction of dams

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Torrential rainfall in a particular region

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Poor drainage systems

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Deforestation

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Solution

The correct options are
B Torrential rainfall in a particular region
C Poor drainage systems
D Deforestation
Floods are mainly caused due to the torrential rainfall in a particular region. The other cause is deforestation which reduces the seepage of water. Certain times floods are caused due to poor drainage systems.

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