Question

1)(a) Categorise plastids based on their colour and function.
(b) Mention the strange similarity between plastids and mitochondria with reference to synthesis of their own materials? What do they synthesise?

Answer 1

a) On the basis of colour, plastics can be classified into leucoplasts, chromoplasts, and chloroplasts. On basis of storage they can be classified into amyloplasts, aleuroplasts and elaioplasts.
b) The strange similarity is that both mitochondria and plastids synthesize their own DNA or genetic material.

Answer 2

They both have their own DNA and ribosomes, and are self-replicating. They both have a double membrane.