Chapter 6:
Cell Structures and Their Functions
Practice Test
1.
Which of these is a statement that is a part of the cell theory?
a.
All cells come from chemicals and gases in the oceans.
b.
Cells can be quite large.
c.
Cells are the units of measurement in organisms.
d.
All cells come from pre-existing cells.
Hint
2.
What are the small circular pieces of DNA found in prokaryotic cells?
a.
plasmids
b.
flagella
c.
ribosomes
d.
nucleoli
Hint
3.
What is a system of flattened sacs that modifies, sorts, and packages macromolecules for delivery outside the cell?
a.
endoplasmic reticulum
b.
centrioles
c.
Golgi apparatus
d.
mitochondrion
Hint
4.
What are concentrated drops of RNA in the nucleus of eukaryotic cells?
a.
plasmids
b.
nucleoli
c.
nucleoids
d.
flagella
Hint
5.
What type of cell lacks a nucleus and other membrane-bound organelles?
a.
consumer
b.
eukaryote
c.
herbivore
d.
prokaryote
Hint
6.
What are tubular structures in the cells of animals and some fungi and algae that participate in cell reproduction?
a.
ribosomes
b.
microfilaments
c.
centrioles
d.
vacuoles
Hint
7.
What is a membrane-bound structure that contains the DNA of eukaryotic cells?
a.
nucleoid
b.
nucleus
c.
plasmid
d.
ribosome
Hint
8.
What are short flagella that help move eukaryotic cells along?
a.
centrioles
b.
cilia
c.
vacuoles
d.
Golgi apparatus
Hint
9.
What is the outer covering of an organism?
a.
epidermis
b.
dermis
c.
muscle
d.
nerve tissue
Hint
10.
What is the function of lysosomes in animal cells?
a.
breaking down macromolecules
b.
providing structure to the cell
c.
moving materials around inside the cell
d.
synthesizing proteins
Hint
