Classifying organisms as eukaryotic or prokaryotic | Exit Quiz | Oak National Academy

Which of the following are eukaryotes?

• plants

• animals

• bacteria

• protists

Answer explanation

Plants, animals and protists are eukaryotes.

Which of the following are membrane bound sub-cellular structures?

• mitochondria

• plasmids

• chloroplasts

• cytoplasm

Answer explanation

Mitochondria and chloroplasts are membrane bound sub-cellular structures.

Which of the following are features of eukaryotic cells but not prokaryotic cells?

• DNA enclosed in a nucleus

• plasmids

• cytoplasm

• chloroplasts

Answer explanation

Eukaryotic cells have DNA enclosed in a nucleus and chloroplasts, prokaryotic cells don't. Both types of cells have cytoplasm.

Is a cell with a diameter of 0.2 μm prokaryotic or eukaryotic?

Answer explanation

A cell with a diameter of 0.2 μm is prokaryotic.

What is the name given to the small rings of DNA that are sometimes found in prokaryotic bacterial cells?

Answer explanation

Plasmids are the small rings of DNA that are sometimes found in prokaryotic bacterial cells.

Which type of organism has cells that have DNA enclosed in a nucleus but no cell wall?

• plants

• protists

• bacteria

• animals

Answer explanation

Animals have cells with a nucleus and no cell wall.