Question

how to revise a chapter in 1 hour?

Answer 1

while preparing itself make a note on important points..
while revising the same chapter just read the points..

thia helps you to revise it in 1 hour

Answer 2

write dowm main points.
try to write and practise.
group study is really good.
also read the text and notes.
tell to ask question from others and answer them.
hope this helps.