In addition to the green pigment chlorophyll,chloroplasts also contain two other pigments. These are:

State the reason for the following:
$(i)$ Mitochondria are known as the powerhouse of the cell.
$(ii)$ Plastids are able to make their own protein.
$(iii)$ Plant cells shrink when kept in a hypertonic solution.

Name the plastid which stores starch,oils and protein granules.

How is a bacterial cell different from an onion peel cell?

Name the single membrane-bound cell organelle which is found in an animal cell.

Which cell organelle plays a crucial role in detoxifying many poisons and drugs in a cell?