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Quiz: Chapter 7 (Cell Structure and Function)



Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

1. 

Who was the first person to identify and see cells?
a.
Anton van Leeuwenhoek
b.
Robert Hooke
c.
Matthias Schleiden
d.
Rudolf Virchow
 

2. 

The work of Schleiden and Schwann can be summarized by saying that
a.
all plants are made of cells.
b.
all animals are made of cells.
c.
plants and animals have specialized cells.
d.
all plants and animals are made of cells.
 

3. 

The cell theory applies to
a.
bacteria.
b.
plants and animals.
c.
multicellular organisms.
d.
all of the above
 

4. 

Which cell structure contains the cell's genetic material and controls the cell's activities?
a.
organelle
b.
nucleus
c.
cell envelope
d.
cytoplasm
 

5. 

Prokaryotes lack
a.
cytoplasm.
b.
a cell membrane.
c.
a nucleus.
d.
genetic material.
 

6. 

Which of the following contains a nucleus?
a.
prokaryotes
b.
bacteria
c.
eukaryotes
d.
organelles
 

7. 

Eukaryotes usually contain
a.
a nucleus.
b.
specialized organelles.
c.
genetic material.
d.
all of the above.
 

8. 

The main function of the cell wall is to
a.
support and protect the cell.
b.
store DNA.
c.
direct the activities of the cell.
d.
help the cell move.
 

9. 

You probably won't find a cell wall in which of these kinds of organisms?
a.
plants
b.
animals
c.
fungi
d.
none of the above
 

10. 

Which of the following statements explains why the nucleus is important to cells?
a.
Only eukaryotes have nuclei.
b.
Only prokaryotes have nuclei.
c.
The nucleus contains coded instructions for making proteins.
d.
The nucleus is surrounded by a nuclear envelope.
 

11. 

Which of the following is a function of the cytoskeleton?
a.
helps a cell keep its shape
b.
contains DNA
c.
surrounds the cell
d.
helps make proteins
 

12. 

Which organelle breaks down food into particles the cell can use?
a.
Golgi apparatus
b.
lysosome
c.
endoplasmic reticulum
d.
mitochondrion
 

13. 

Which organelle makes proteins using coded instructions that come from the nucleus?
a.
Golgi apparatus
b.
mitochondrion
c.
vacuole
d.
ribosome
 

14. 

Which organelle converts food into compounds that the cell uses for growth, development, and movement?
a.
chloroplast
b.
Golgi apparatus
c.
endoplasmic reticulum
d.
mitochondrion
 

15. 

Which organelles help provide cells with energy?
a.
mitochondria and chloroplasts
b.
rough endoplasmic reticulum
c.
smooth endoplasmic reticulum
d.
Golgi apparatus and ribosomes
 

16. 

Which sequence correctly traces the path of a protein in the cell?
a.
rough endoplasmic reticulum, Golgi apparatus, released from the cell
b.
ribosome, smooth endoplasmic reticulum, chloroplast
c.
smooth endoplasmic reticulum, lysosome, Golgi apparatus
d.
mitochondria, rough endoplasmic reticulum, cell membrane
 

17. 

Which organelle would you expect to find in plant cells?
a.
mitochondrion
b.
ribosome
c.
chloroplast
d.
smooth endoplasmic reticulum
 

18. 

Which of the following structures serves as the cell's boundary from its environment?
a.
mitochondrion
b.
cell membrane
c.
chloroplast
d.
channel proteins
 

19. 

Which of the following is a function of the cell membrane?
a.
breaks down lipids, carbohydrates, and proteins from foods
b.
stores water, salt, proteins, and carbohydrates
c.
keeps the cell wall in place
d.
regulates which materials enter and leave the cell
 

20. 

The cell membrane contains channels and pumps that help move materials from one side to the other. What are these channels and pumps made of?
a.
carbohydrates
b.
lipids
c.
bilipids
d.
proteins
 

21. 

Diffusion is the movement of molecules from
a.
an area of low concentration to an area of high concentration.
b.
an area of high concentration to an area of low concentration.
c.
an area of equilibrium to an area of high concentration.
d.
all of the above
 

22. 

Which means of particle transport requires input of energy from the cell?
a.
diffusion
b.
osmosis
c.
facilitated diffusion
d.
active transport
 

23. 

The diffusion of water across a selectively permeable membrane is called
a.
osmotic pressure.
b.
osmosis.
c.
facilitated diffusion.
d.
active transport.
 

24. 

An animal cell that is surrounded by fresh water will burst because the osmotic pressure causes
a.
water to move into the cell.
b.
water to move out of the cell.
c.
solutes to move into the cell.
d.
solutes to move out of the cell.
 

25. 

A group of cells that perform similar functions is called a(an)
a.
organ.
b.
organ system.
c.
tissue.
d.
division of labor.
 



 
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