Biology (Mader), 10th Edition

Chapter 4: Cell Structure and Function

Post-Test

1
The smallest living unit is a _____.
A)proton
B)molecule
C)cell
D)tissue
2
Protein synthesis in a bacterial cell is done by _____.
A)ribosomes
B)centrioles
C)flagella
D)thylakoids
3
The outermost boundary of prokaryotic cells is their _____.
A)plasma membrane
B)nuclear envelope
C)cytoplasm
D)cell wall
4
Sperm cells move by means of _______.
A)flagella
B)cilia
C)pseudopods
D)actin filaments
5
Skeletal muscle cells will have a large number of _____ due to their high demand for energy.
A)chloroplasts
B)lysosomes
C)flagella
D)mitochondria
6
All cells contain the following items except ______.
A)ribosomes
B)cytoplasm
C)plasma membrane
D)nucleus
7
The stacks of disks containing chlorophyll in a chloroplast are the ______.
A)stroma
B)plastids
C)microfilaments
D)grana
8
Large storage structures typically found in the center of plant cells are ______.
A)plastids
B)mitochondria
C)Golgi bodies
D)central vacuoles
9
Which of the following statements is false?
A)Some cells are large enough to be seen by the naked eye.
B)Cells with infoldings and outfoldings of their plasma membranes are able to move.
C)All cells are shaped like cubes or are round.
D)In Eukaryotic cells, the central nucleus controls activities in the cell.
10
Cells of more complex organisms are different from bacterial cells in which of the following ways?
A)The presence of cytoplasm
B)The presence of a plasma membrane
C)The variety of organelles and their complexity.
D)The presence of DNA.
11
Which of these organelles contain digestive enzymes?
A)Mitochondria
B)Ribosomes
C)Lysosomes
D)Golgi bodies
12
Synthesis of lipids occurs in which major organelle?
A)Chloroplasts
B)Mitochondrian
C)Smooth endoplasmic reticulum
D)Rough endoplasmic reticulum
13
The description "9+2 array" in cells refers to _______.
A)microfilaments
B)spindles
C)vacuoles
D)microtubules
14
When a cell grows, which of the following occurs?
A)They increase in size only.
B)They will develop multiple nuclei.
C)They will increase the volume faster than the surface area of the cell.
D)They will lose their nuclear membranes.
15
Skeletal muscle cells will have a large number of _____ due to their high demand for energy.
A)chloroplasts
B)lysosomes
C)flagella
D)mitochondria
16
The large surface area needed for the participants in cellular respiration is provided by the _____ of the mitochondria.
A)stroma
B)thylakoids
C)cristae
D)matrix
17
Which of the following will NOT be found in abundance in an insulin-producing pancreas cell?
A)Rough endoplasmic reticulum
B)Golgi apparatus
C)Chloroplasts
D)Ribosomes
18
Debris that is trapped in mucus is moved away from the lungs toward the throat by _____.
A)flagella
B)cilia
C)pseudopods
D)actin filaments
19
The _____ participates in ribosome synthesis and is found in the nucleus.
A)plasma membrane
B)smooth endoplasmic reticulum
C)Golgi apparatus
D)nucleolus
20
The endosymbiotic hypothesis attempts to explain _____.
A)the origin of chloroplasts and mitochondria
B)how cells reproduce
C)how photosynthesis occurs
D)the differences between plant and animal cells
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