rising intonation-are use when a question is answerable by yes or no
1.Are you a vegetarian?
2.Do you eat fruit?
3.Are going to the library?
5.Can i ask a question?
falling intonation- are use when a question is not answerable by yes or no
1.Where are going?
2.how many question did you write?
3.How old are you?
4.What is your favorite fruit?
5.What is your favorite subject?