Question

ten lines on convectional rainfall

Answer 1

Convectional rainfall occurs when the warm air deflected from a landform rises and forms rain clouds. Convectional rainfall is very common in tropical areas as well as areas in southeastern England. 

Answer 2

it is the common type of rainfall which occurs
best eg is equator of convectional rainfall as it recives every afternoon this type of rainfall
in this a convection chain is formed 
it happens when there are updrafts and downdrafts