Question

Why does bean seed shrink and disappear after the seedling develops leaves?

Answer 1

The seed contains a store of food which provides the energy source for the seedling to grow. It shrinks because the food is used up in respiration. By the time there are leaves to photosynthesise and provide energy the food in the seed is all gone,

A bean seed shrinks and disappears after the seedling develops leaves because the seed's food reserves are used up. Since the leaves can now make energy for the plant, this lack of food reserves from the seed is not a danger.

Answer 2

Answer:

the seed contains food that is used for seedling growth and when the leaves develop the food will over so the seed will dissaper