NEET BIOLOGY

Detailed explanation-1: -Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function. Unicellular organisms include bacteria, protists, and yeast.

Detailed explanation-2: -Single cell is capable of performing all the life processes like obtaining food, respiration, excretion, growth, and reproduction. One common example of such organism is Amoeba. Multicellular organism are those that consists of multiple cells.

Detailed explanation-3: -A unicellular organism is an organism that consists of a single cell. This means all life processes, such as reproduction, feeding, digestion, and excretion, occur in one cell. Amoebas, bacteria, and plankton are just some types of unicellular organisms.

Detailed explanation-4: -Hence, an organism made up of many cells is called a multicellular organism. The correct answer is option C.