Q- List two differences between unicellular and multicellular organisms.
Answer- Unicellular organism:
1. Unicellular organism are very tiny organism which are formed of only one cell.
2. In unicellular organism the division of labour is between the cell organelles.
Multicellular Organisms:
1. Multicellular Organisms are formed of many cells or more than one cell.
2. In Multicellular Organisms the division of labour is at the level of cells, or tissues and organs.