Chapter 5:
Cell Respiration: Releasing Chemical Energy
Practice Test
1.
What are oxidized enzymes and other proteins embedded in the inner membranes of mitochondria?
a.
grana
b.
cristae
c.
matrixes
d.
cytochromes
Hint
2.
Why must organisms control their rate of cell respiration?
a.
to direct oxygen to where it is needed
b.
to direct energy to where it is needed
c.
to synthesize glucose
d.
to decompose carbon dioxide
Hint
3.
What is the fluid-filled interior space of the mitochondria?
a.
matrix
b.
cristae
c.
grana
d.
stroma
Hint
4.
What is the usual raw material for glycolysis in animal cells?
a.
sunlight
b.
glucose
c.
glucagon
d.
chlorophyll
Hint
5.
What are organisms that cannot survive for long without oxygen?
a.
anaerobic bacteria
b.
obligate aerobes
c.
obligate anaerobes
d.
facultative aerobes
Hint
6.
Which of these word equations represents aerobic respiration?
a.
glucose and oxygen react in the presence of enzymes to produce carbon dioxide, water, and energy
b.
glucose and oxygen react in the presence of sunlight to produce water and hydrogen sulfide
c.
carbon dioxide and water react in the presence of sunlight to produce glucose and oxygen
d.
carbon monoxide and water react in the presence of sunlight to produce water, glucose, and energy
Hint
7.
In what stage of aerobic respiration are protons and electrons passed on to NADH?
a.
the electron transport system
b.
the Krebs cycle
c.
the Calvin cycle
d.
glycolysis
Hint
8.
What is the end result of aerobic respiration?
a.
glucose is produced
b.
carbohydrates are produced
c.
energy is stored
d.
energy is released
Hint
9.
Why do organisms need oxygen in cell respiration?
a.
to ferment glucose
b.
to decompose carbon dioxide
c.
to oxidize glucose
d.
to synthesize glucose
Hint
10.
What process in animals enables them to regulate their internal temperature?
a.
anaerobic respiration
b.
photosynthesis
c.
cell respiration
d.
fermentation
Hint
