Question

What you mean by unicellular organisms

Answer 1

$\textbf{Unicellular Organism }$

Organism in which only one cell is capable for performing all functions in cell.

Example :

Yeast, etc.

$\textbf{Multicellular Organism }$

Organism consist of more than one cell, which two or more can perform same activity for an organism.

Example :

Humans, etc.

Answer 2

Hey mate here's ur answer. ......

UNICELLULAR ORGANISMS are those which are made up of a single cell. In these organisms, all the functions such as nutrition, excretion, growth, respiration and reproduction are carried out by the single cell.. .

EXAMPLES : Amoeba , Paramecium ,yeast and bacteria. .

hope my answer helps u dear friend .☺