Bacteria Quiz Review

Tiny single-celled organisms that live almost everywhere

• ribosomes

• cytoplasm

• bacteria

• viruses

Bacteria are....(select all that apply)

• unicellular organisms

• multicellular organisms

• eukaryotes

• prokaryotes

An organism whose genetic material is not contained in a nucleus is called a(n)

• heterotroph

• prokaryote

• eukaryote

• endospore

Bacteria that break down dead and decaying organisms into smaller chemicals that are returned the environment are

• autotrophs.

• ribosomes.

• omnivores.

• decomposers.

Bacteria are

• all very dangerous to our human health.

• single-celled organisms.

• tiny, non-living particles.

• mutilcellular eukaryotes.

A bacterium that must consume something else for its food is called a(an)

• plant.

• eukaryote.

• autotroph.

• heterotroph.

What is a characteristic of bacteria in the Eubacteria group?

• Most live at the bottom of the ocean.

• Most are disease causing.

• They live almost everywhere.

• They live in extreme environments.

A small, thick-walled resting cell that forms inside bacteria cells when conditions get harsh (no food, freezing temps, lack of water):

• virus

• ribosome

• nucleus

• endospore

Conjugation is a type of

• respiration.

• sexual reproduction.

• asexual reproduction.

• producing energy.

How are bacterial cells different from the cells of plants?

• The bacteria are prokaryotes, and the genetic material is not contained in the nuclei.

• The bacteria are eukaryotes, and the genetic material is not contained in the nuclei.

• The bacteria are prokaryotes, and the genetic material is contained in the nuclei.

• The bacteria are eukaryotes, and the genetic material is contained in the nuclei.