What is a simple celled organism?

Answer 1

Single cellular organisms have only 1 cell (unicellular), like Protists e.g. the bug that brings you malaria

Plasmodium falciparum.

Multi-cellular organisms contain more than 1 cell, like us, the dog next door, the tree outside....

Answer 2

n.

1. An individual form of life, such as a plant, animal, bacterium, protist, or fungus; a body made up of organs, organelles, or other parts that organismto carry on the various processes of life.
2. A system regarded as analogous in its structure or functions to a living body: the social organism.

Read more: organism

Answer 3

a worm would be an example

Answer 4

a sponge