Firstly practice practice practice answering them. Ak you teacher for some. Look at mark schemes work out what you need to include. Redo questions if you don’t get full marks until you do. I’ve used this in class with my groups. It may help.
Underneath that are a couple of possible questions for you to start practicing on.
1/ ‘Are physical factors are more likely to cause flooding in rivers than human factors’.
Explain your opinion. 
2/ read the question below