Question

Which kind of plastid is more common in(a) roots of the plant(b) leaves of the plant(c) flowers and fruits

Answer 1

The plastids found in leaves is chloroplasts The plastids found in flowers and fruits is chomoplasts

Answer 2

(a) Roots of the plants contain leucoplasts.  They are a category of colourless, non-pigment containing plastids. They are involved in food storage and certain essential biosynthetic functions.

(b) Leaves of plants contain chloroplasts. They contain a green pigment known as chlorophyll and are involved in photosynthesis.

(c) Flowers and fruits contain chromoplasts. They are modified chloroplasts and contain differently coloured carotenoid pigments. The colour imparted is used to attract pollinators. Chromoplasts are also present in aging leaves.