AP BIOLOGY

Detailed explanation-1: -After fertilisation the fertilised egg develops into an embryo and the primary endosperm nucleus into the endosperm. The ovule is converted into seed and ovary into fruit.

Detailed explanation-2: -After fertilization, ovule will develop into seeds. Seed is the ripened ovule. It contains embryo which develops into a new plant.

Detailed explanation-3: -Fertilization occurs as one of the sperm cells fuses with the egg inside the ovule. After fertilization takes place, the ovule develops into a seed that contains a tiny, undeveloped plant. The ovary surround-ing the ovule develops into a fruit.