Which of the following is not a problem caused by deforestation?
(i) Drought
(ii) Flash flood
(iii) Loss of biodiversity
(iv) Disruption of water cycle
All of the 4 are problems that arise due to deforestation
Deforestation is the cutting down of forests. Drought, flash flood, soil erosion, global warming, extinction of several wild animals i.e. loss of biodiversity, disruption of water cycle etc. are some of the problems caused by deforestation.