Give six examples of single celled organisms.

Give a few examples of enicellular organisms.

Write examples of multicellular organisms.

Give an example of a fuel cell?

There is no natural death in single celled organisms like Amoeba and bacteria because:

Name the common method of reproduction in single celled organisms.

The cells are very small and microscopic. All primitive organisms are unicellular. Later they develop into multicellular organisms. List any to primitive single cell organisms.

What are vestigial organs ? Give two examples of vestigial organs in a human body.