The answer are presumably names of fruit - it doesn't say on the sheet.
1 Heading for Mother's feet (8 letters) 2 Title plus ten singular (10) 3 Sounds like a car race (6) 4 Tree Fruit (9) I've had Oak Apples suggested but I see this as two words and not a fruit 5 Hide the baby (10) 6 Capital feet in good shape (4) 7 A very wet fruit (10)