Unit 4 Cell Structures Review

Eukaryotic cells are smaller than prokaryotic cells.

• true

• false

Prokaryotic cells are more complex than eukaryotic cells.

• true

• false

Prokaryotic cells contain a distinct central organelle, and eukaryotic cells do not.

• true

• false

Eukaryotic cells contain membrane-bound organelles, and prokaryotic cells do not.

• true

• false

What is the function of a flagellum in bacteria and protists?

• movement, it functions like a whip or propeller

• metabolizing wastes

• reproduction, it makes sex possible

• defense, it whips invading viruses

What do plant and some protist cells have that animal cells do not?

• chloroplasts that conduct photosynthesis

• mitochondria that conduct photosynthesis

• chloroplasts that conduct cellular respiration

• mitochondria that conduct cellular respiration

Tags

NGSS.HS-LS1-5

Which best describes mitochondria and chloroplasts?

• Mitochondria release chemical energy from molecules and store it in chloroplasts.

• Chloroplasts release chemical energy from molecules and store it in mitochondria.

• Mitochondria convert chemical energy into light energy that can be used by chloroplasts.

• Chloroplasts convert light energy into chemical energy that can be used by mitochondria.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What function could not be done without the Golgi apparatus?

• lipid production and toxin breakdown

• control of cell functions

• cell movement

• movement of materials out of the cell

Tags

NGSS.MS-LS1-2

Which characteristic is shared by all prokaryotic and eukaryotic organisms?

• the ability to reproduce asexually

• the ability to make their own food

• the need for a source of energy

• the need for oxygen for respiration

Plant cells use sunlight to make their own food. Which structure allows plant cells to perform this function?

• nucleus

• vacuole

• chloroplast

• mitochondria

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-6