what is chloroplast? EXPLAIN BRIEFLY WITH DIAGRAM?
There are some coloured bodies found in the cytoplasm of the cell of tradescantia leaf. These coloured bodies are scattered in the cytoplasm of the leaf cells. These are called plastids. They are of different colours. Some of them contain green pigment called chlorophyll. Green coloured plastids are called chloroplasts. They provide green colour to the leaves. Chlorophyll are only found in plant cells. So, chloroplast is only found in plant cells.