Chapter 5:
Cell Respiration: Releasing Chemical Energy
Practice Test
1.
Why is cell respiration thought of as complementary to photosynthesis?
a.
The products of one process are the reactants of the other process.
b.
Both processes release energy.
c.
The products of both processes are the same.
d.
The reactants of both processes are the same.
Hint
2.
What are organisms that cannot survive for long without oxygen?
a.
facultative aerobes
b.
obligate aerobes
c.
anaerobic bacteria
d.
obligate anaerobes
Hint
3.
What is the end result of aerobic respiration?
a.
energy is released
b.
glucose is produced
c.
carbohydrates are produced
d.
energy is stored
Hint
4.
The Krebs cycle of cell respiration breaks down carbohydrates. What else occurs in the Krebs cycle?
a.
breakdown of minerals
b.
synthesis of vitamins
c.
synthesis of fats and proteins
d.
breakdown of fats and proteins
Hint
5.
What is the major energy carrier in metabolism of organisms?
a.
glucagon
b.
chlorophyll
c.
glucose
d.
ATP
Hint
6.
What are the folds of the inner membrane of mitochondria that extend to the inside?
a.
stroma
b.
matrix
c.
cristae
d.
grana
Hint
7.
Where in a cell does the Krebs cycle and the electron transport system take place?
a.
cytoplasm
b.
mitochondria
c.
nucleus
d.
chloroplasts
Hint
8.
What is a decomposition pathway that provides the energy cells need to function?
a.
heterotrophy
b.
autotrophy
c.
photoinhibition
d.
cell respiration
Hint
9.
In what stage of aerobic respiration are 2-carbon molecules oxidized completely to carbon dioxide?
a.
glycolysis
b.
the electron transport system
c.
the Krebs cycle
d.
the Calvin cycle
Hint
10.
What are organisms that can survive for long periods of time with or without oxygen?
a.
obligate anaerobes
b.
facultative aerobes
c.
obligate aerobes
d.
anaerobic bacteria
Hint
