Question

three point of difference between leucoplast and chromoplast

Answer 1

The term "chromoplast" is occasionally used to include any plastid that has pigment, mostly to emphasize the difference betweenthem and the various types of leucoplasts, plastids that have no pigments. ... Still, "chromoplast" is more often used to denote plastids with pigments other than chlorophyll.

Answer 2

leucoplast:-colourless plastids lack any pigment,non photosynthetic,store nutrients like starch and oil drops abundant in seeds and starch grains
chromoplast:contain red orange or yellow pigment other than green,non photosynthetic and give colour to fruits and flowers
hope it helps you!!