Why are there plants having single-seeded fruits and plants having fruits with more than one seed?

Why are there plants having single-seeded fruits and plants having fru

1.	Why are there plants having single-seeded fruits and plants having fruits with more than one seed?
Answer» Plants that produce single-seeded fruits, for example, mango and avocado, of ten have ovaries with only one egg inside. Fruits with more than one seed are originated from plants whose ovaries have more than one egg.