There are 2 places you can go:
- Click your name to go to your profile, then "All questions by [name]" in the second table, or "All answers by [name]" to see answers.
- Click "My updates" at the top of the page to see which of your posts have been replied to.
Don't forget to make sure you are on the right section. From this page for example you need to click "Pokebase" at the top first, then the appropriate links.