Question

Why does a forest catches fire?

Answer 1

Forest fires always start by one of two ways - naturally caused or human caused. Natural fires are generally started by lightning, with a very small percentage started by spontaneous combustion of dry fuel such as sawdust and leaves. On the other hand, human-caused fires can be due to any number of reasons.

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Answer 2

It is bcoz of the dried woods which gets instant fire in it and cause it to burn the whole forest.