51. Which of the following is not a man-
made cause for the occurrence of floods ?
(a) Deforestation
(b) Encroachment of riverbed
(c) Widening of drainage system
(d) Impermeable surface
Answers
Answered by
3
Answer:
d-impermeable surface
Explanation:
others option are reason for flood by man...
Answered by
2
Answer:
Impermeable surface us not a man - made disaster.
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