Question

What is so special about the leaves that they can synthesis food but cannot other parts of the plant?

Answer 1

Leaves contain a green pegment called Chlorophyll and they also have kidney like - cells called Stomata. No other parts have such a wonderful pigment so leaves can prepare their own food .
Hope this helps you.☺☺☺

Answer 2

The leaves have the green pigment called chlorophyll which helps leaves to capture the synthesis food. Other parts of the plants do not have chlorophyll.