(Do | Does) he like biscuits? | No, he (don't | doesn't). He (don't like | doesn't like) biscuits.
Does he like biscuits? | No, he doesn't. He doesn't like biscuits.
(Do | Does) he like fish? | No, he (don't | doesn't). He (don't like | doesn't like) fish.
Does he like fish? | No, he doesn't. He doesn't like fish.
(Do | Does) he like chicken? | Yes, he (do | does). He (like | likes) chicken.
Does he like chicken? | Yes, he does. He likes chicken.