Question

what are the fast,permanent&temporary changes that take place in the forest?(give 2 examples of each)

Answer 1

FAST CHANGES:

1) Spreading of a wildfire
2)Burning of a tree into ashes

PERMANENT CHANGES:
1)Turning of flower into fruit
2)Ripening of a fruit

TEMPORARY CHANGES:
1)Turning of leaf into flower ( it will turn into a fruit afterwards )
2)Germination of seed into sapling ( it will grow into a tree afterwards )

Answer 2

fast changes:

forest fire 
dryng of the forest

permanent:

deforestation
clearing of land for agriculture

temporary:

collecting fruits
collecting sap from trees