Chapter Cells7 Test

31 Questions | By Alexis25 | Updated: Jan 21, 2016 | Attempts: 154

Questions

Settings

Feedback

During the Quiz End of Quiz

Play as

Quiz Flashcard

Create your own Quiz

Questions and Answers

1.

What would happen to the structure in Figure 7-4 if part D is completely removed?
- A.
  
  A. It would disintegrate
- B.
  
  B. It would become more rigid
- C.
  
  C. It would have holes in it
- D.
  
  D. It would collapse in on itself
Correct Answer
B. B. It would become more rigid
2.

Where are you least likely to find water in the structure shown in Figure 7-4?
- A.
  
  A.C
- B.
  
  B. B
- C.
  
  C. E
- D.
  
  D. A
Correct Answer
C. C. E
3.

Which statement is true about bacterial cells?
- A.
  
  A. The cells are very large.
- B.
  
  B. They are eukaryotes.
- C.
  
  C. The cells have no nucleus.
- D.
  
  D. It would collapse in on itself.
Correct Answer
C. C. The cells have no nucleus.
4.

Which is present only in eukaryotic cells?
- A.
  
  A. Cell membrane
- B.
  
  B. Chromosomes
- C.
  
  C. DNA
- D.
  
  D. Nucleus
Correct Answer
D. D. Nucleus
5.

Cholesterol is repelled by water and can be found between the layers of the phospholipids in the plasma membrane. What canbe concluded from this information?
- A.
  
  A. A high cholestrol diet should be avoided.
- B.
  
  B. Cholestrol is polar.
- C.
  
  C. Cholestrol is nonpolar
- D.
  
  D. Cholertrol is repelled by the polar tails.
Correct Answer
C. C. Cholestrol is nonpolar
6.

Which substance on the plasma membrane helps identify chemical signals from outside the cell?
- A.
  
  A. Cholestrol
- B.
  
  B Membrane protein
- C.
  
  C. Transport Protein
- D.
  
  D. Carbohydrate Chain
Correct Answer
D. D. Carbohydrate Chain
7.

Which organelle converts sugars into energy?
- A.
  
  A. Lysosome
- B.
  
  B. Ribosome
- C.
  
  C. Mitochondrion
- D.
  
  D. Nucleus
Correct Answer
C. C. Mitochondrion
8.

Cilia and flagella ........................................................................................................ ( a lot more, first two words)
- A.
  
  A. They hold neighboring cells in a fixed position
- B.
  
  B. They move substances along the surface of the cell
- C.
  
  C. They protect the cell by whipping at harmful cells
Correct Answer
B. B. They move substances along the surface of the cell
9.

What kind of organism did the scientist find?
- A.
  
  A. Plant
- B.
  
  B. Animal
- C.
  
  C. Bacteria
- D.
  
  D. none
Correct Answer
A. A. Plant
10.

Chloroplasts are organelles that convert light into energy to sugars.
- A.
  
  A. Lysosomes
- B.
  
  B. Mitochondria
- C.
  
  C. Ribosomes
- D.
  
  D. Golgi Apparatus
Correct Answer
A. A. Lysosomes
11.

At what point in the process of diffusion and active transport?
- A.
  
  A. When the movement of the molecules stops being random
- B.
  
  B. when the molecules are mixed and stop moving
- C.
  
  C. when the rate of change in the solution slows by one half
- D.
  
  D. when there is a continuous movement but no change
Correct Answer
D. D. when there is a continuous movement but no change
12.

What ia a major difference between facilitated diffusion and active transport?
- A.
  
  A. Active transport moves substances against the concentration gradient.
- B.
  
  B. Active transport uses proteins in the process.
- C.
  
  C. Facilitated diffusion moves molecules through the plasma membrane.
- D.
  
  D. Facilitated diffusion requires large amounts of energy.
Correct Answer
A. A. Active transport moves substances against the concentration gradient.
13.

A plant cell is placed in hyprotonic solution. What will happen to the plant cell?
- A.
  
  A. it will swell
- B.
  
  B. it will shrink
- C.
  
  C. they will stay the same
- D.
  
  D. it will wilt
Correct Answer
A. A. it will swell
14.

Algal cells are placed in an isotonic solution. Additional amounts od solutes are slowly added to the solution. What happens to the cells?
- A.
  
  A. They begin to swell
- B.
  
  B. They will burst
- C.
  
  C. They will stay the same
- D.
  
  D. They will shrink
Correct Answer
D. D. They will shrink
15.

What types of materials are expelled from cells during exocytosis?
- A.
  
  A. large molecules such as hormones
- B.
  
  B. positive and negative ions
- C.
  
  C. small molecules such as carbon dioxide
- D.
  
  D. water and glycerol
Correct Answer
A. A. large molecules such as hormones
16.

Which of the following is an example pf passive transport?
- A.
  
  A. endoytosis
- B.
  
  B. exocytosis
- C.
  
  C. facilitated diffusion
- D.
  
  D. Na/K ATPase pump
Correct Answer
C. C. facilitated diffusion
17.

Protein synthesis occurs on which cellular organelle?
- A.
  
  A. chloroplast
- B.
  
  B. ribosome
- C.
  
  C. mitochondrion
- D.
  
  D. nucleus
Correct Answer
B. B. ribosome
18.

Which is the most accurate decription of a eukaryotic cell?
- A.
  
  A. moves using cilia
- B.
  
  B. absorb the extra salt
- C.
  
  C. release water in the presence of salt
- D.
  
  D. reproduces only by binary fission
Correct Answer
B. B. absorb the extra salt
19.

A student notices that the lettuce in a salad wilts soon after salt is added. Wilting most likely occurs because the lettuce cells
- A.
  
  A. swell when exposed to salt
- B.
  
  B. absorb the extra salt
- C.
  
  C. release water in the presence of salt
- D.
  
  D. lose oxygen when in contact with salt
Correct Answer
C. C. release water in the presence of salt
20.

In plants, cells that transport water against the force of gravity are found to contain many more mitochondria than do some other plant cells. What is the reason for this?
21.

Figure 7-1 shows a light area with no surrounding membrane in the center of the cell. This area contains a single large DNA molecule. Would a scientist classify this cell as a prokaryote or a eukaryote? Explain.
22.

Between which cell types is the difference greater-plant and animal cells or prokaryotic and eukaryotic cells? Gice reasons for your answer.
23.

Why is it important that some proteins extend all the way through the bilayer of a plasma membrane?
24.

What problem might a cell develop if its plasma membrane did not have selective permeability?
25.

Compare a cell membrane with the case of a waterproof watch.
26.

Explain why the ways that the plasma membrane works is called the "fluid mosaic model"
27.

Endoplasmic reticulum can be smooth or rough. What are the differences between the two types of ER?
28.

Why does active transport require more energy than osmosis than osmosis or facilitated diffusion?
29.

Compare and contrast exocytosis and endocytosis.
30.

What is the relationship between exocytosis and the Golgi apparatus?
31.

Why is a fishing net a good comparison with the plasma membrane?

Quiz Review Timeline +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

Current Version
Jan 21, 2016

Quiz Edited by
ProProfs Editorial Team
Sep 18, 2012

Quiz Created by
Alexis25

Chapter Cells7 Test

What would happen to the structure in Figure 7-4 if part D is completely removed?

Where are you least likely to find water in the structure shown in Figure 7-4?

Which statement is true about bacterial cells?

Which is present only in eukaryotic cells?

Cholesterol is repelled by water and can be found between the layers of the phospholipids in the plasma membrane. What canbe concluded from this information?

Which substance on the plasma membrane helps identify chemical signals from outside the cell?

Which organelle converts sugars into energy?

Cilia and flagella ........................................................................................................ ( a lot more, first two words)

What kind of organism did the scientist find?

Chloroplasts are organelles that convert light into energy to sugars.

At what point in the process of diffusion and active transport?

What ia a major difference between facilitated diffusion and active transport?

A plant cell is placed in hyprotonic solution. What will happen to the plant cell?

Algal cells are placed in an isotonic solution. Additional amounts od solutes are slowly added to the solution. What happens to the cells?

What types of materials are expelled from cells during exocytosis?

Which of the following is an example pf passive transport?

Protein synthesis occurs on which cellular organelle?

Which is the most accurate decription of a eukaryotic cell?

A student notices that the lettuce in a salad wilts soon after salt is added. Wilting most likely occurs because the lettuce cells

In plants, cells that transport water against the force of gravity are found to contain many more mitochondria than do some other plant cells. What is the reason for this?

Figure 7-1 shows a light area with no surrounding membrane in the center of the cell. This area contains a single large DNA molecule. Would a scientist classify this cell as a prokaryote or a eukaryote? Explain.

Between which cell types is the difference greater-plant and animal cells or prokaryotic and eukaryotic cells? Gice reasons for your answer.

Why is it important that some proteins extend all the way through the bilayer of a plasma membrane?

What problem might a cell develop if its plasma membrane did not have selective permeability?

Compare a cell membrane with the case of a waterproof watch.

Explain why the ways that the plasma membrane works is called the "fluid mosaic model"

Endoplasmic reticulum can be smooth or rough. What are the differences between the two types of ER?

Why does active transport require more energy than osmosis than osmosis or facilitated diffusion?

Compare and contrast exocytosis and endocytosis.

What is the relationship between exocytosis and the Golgi apparatus?

Why is a fishing net a good comparison with the plasma membrane?