1) Are there.....? Yes ,there are.
2) Is there.........? No,there isn't.
3)Are there ......? Yes,there are.
4)Are there........? No,there aren't.
5)Is there...........? Yes,there is.
6)Are there ......?Yes,there is.
7)Are there ......?No,there aren't.
8)Are there ......?No,there aren't.