Download Plant Cells Test

Plant Cells Test
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
____
____
____
____
____
____
____
1. The cell theory applies to
a. bacteria.
c. multicellular organisms.
plants
and
animals.
b.
d. all of the above
2. Which type(s) of microscopes can produce three-dimensional images of cells?
a. transmission electron microscopes
c. both A and B
scanning
electron
microscopes
b.
d. neither A nor B
3. Which of the following contain a nucleus?
a. prokaryotes
c. eukaryotes
bacteria
b.
d. organelles
4. Eukaryotes usually contain
a. a nucleus.
c. genetic material.
b. specialized organelles.
d. all of the above
5. Which of the following organisms are prokaryotes?
a. plants
c. bacteria
b. animals
d. all of the above
6. Which of the following is a function of the nucleus?
a. stores DNA
b. controls most of the cell’s processes
c. contains the information needed to make proteins
d. all of the above
7. Which structure makes proteins using coded instructions that come from the nucleus?
a. Golgi apparatus
c. vacuole
b. mitochondrion
d. ribosome
8. Which organelle converts the chemical energy stored in food into compounds that are more convenient for
the cell to use?
a. chloroplast
b. Golgi apparatus
____
____
____
____
c. endoplasmic reticulum
d. mitochondrion
9. Which organelles help provide cells with energy?
a. mitochondria and chloroplasts
c. smooth endoplasmic reticulum
b. rough endoplasmic reticulum
d. Golgi apparatus and ribosomes
10. 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
11. Which organelle would you expect to find in plant cells but not animal cells?
a. mitochondrion
c. chloroplast
b. ribosome
d. smooth endoplasmic reticulum
12. Which of the following is a function of the cytoskeleton?
a. helps a cell keep its shape
b. contains DNA
____
____
____
____
____
____
____
13. Which structures carry out cell movement?
a. cytoplasm and ribosomes
c. microtubules and microfilaments
nucleolus
and
nucleus
b.
d. chromosomes
14. Which of the following is NOT a function of the cytoskeleton?
a. helps the cell maintain its shape
b. helps the cell move
c. prevents chromosomes from separating
d. helps organelles within the cell move
15. The main function of the cell wall is to
a. support and protect the cell.
c. direct the activities of the cell.
b. store DNA.
d. help the cell move.
16. Unlike the cell membrane, the cell wall is
a. found in all organisms.
c. a flexible barrier.
b. composed of a lipid bilayer.
d. usually made of tough fibers.
17. Which of the following structures serves as the cell’s boundary from its environment?
a. mitochondrion
c. chloroplast
b. cell membrane
d. channel proteins
18. 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
19. 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. surrounds the cell
d. helps make proteins
c. bilipids
d. proteins
20. Which list represents the levels of organization in a multicellular organism from the simplest level to the
most complex level?
a. cell, tissue, organ system
b. organ system, organ, tissue, cell
c. tissue, organ, organ system
d. cell, tissue, organ, organ system
Modified True/False
Indicate whether the statement is true or false. If false, change the identified word or phrase to make the
statement true.
Figure 7–1
____
21. The cell represented in Figure 7–1 is a eukaryote. _________________________
____
22. The cytoskeleton helps to move organelles within the cell. _________________________
____
23. The main function of the cell wall is to provide support and protection. _________________________
____
24. There is a division of labor among the cells of multicellular organisms. _________________________
____
25. Cell specialization means that the cells in an organism are uniquely suited to reproduce.
_________________________
Short Answer
26. What are two functions of the nucleus?
27. List two jobs of the cytoskeleton.
28. What advantages do cell walls provide plant cells that contact fresh water?
Essay
29. Describe the cell membrane, cell wall, nucleus, and cytoplasm. Which of these structures are you likely to
find in a prokaryotic cell? Eukaryotic cell? Plant cell? Animal cell?
30. Compare and contrast the structure and function of the cell wall with that of the cell membrane.