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WorksheetsAP Biology Cellular Respiration
Total questions: 15
Worksheet time: 15mins
ATP synthesis by ATP synthase is driven by
H+ movement
electron movement
NADH movement
FADH2 movement
What doe FADH2 and NADH bring to the electron transport chain?
Oxygen
Water
Electrons
ATP
Which process does not occur in aerobic (with oxygen) conditions?
Fermentation
Pyruvate Oxidation (Link Reaction)
Citric Acid Cycle or Krebs cycle
Oxidative Phosphorylation
After strenuous exercise, a muscle cell would contain decreased amounts of ______ and increased amounts of ______ ____
glucose; ATP
ATP; glucose
oxygen; lactic acid
lactic acid; ATP
What process is found in both aerobic and anaerobic metabolism?
the Kreb's cycle
oxidative phosphorylation
the citric acid cycle
glycolysis
The main purpose of fermentation is to
produce oxygen
replenish NAD+ for glycolysis
replenish oxaloacetic acid for the Krebs cycle
produce ATP
How many ATP are gained through glycolysis?
0
2
4
30-38
How many ATP produced for each NADH that enter the electron transport chain from Kreb's cycle?
1
2
3
4
How many ATP produced for each FADH2 that enter the electron transport chain from Kreb's cycle?
1
2
3
4
H+ move down their concentration gradient by ___________ back into the matrix.
osmosis
facilitated diffussion
simple diffusion
active transport
Which of the following is not a feature of oxidative phosphorylation?
Direct transfer of phosphate from a substrate molecule to ADP
An electrochemical gradient across the inner mitochondrial membrane
A membrane bound ATP synthase
A proton motive force
ATP synthase synthesis ATP and release ATP into
innermembrane of mitochonndria
matrix of mitochondria
intermembrane space of mitochondria
outermembrane of mitochondria
Which of the following is the final electron acceptor in the electron transport chain during cellular respiration?
Oxygen
Carbon Dioxide
NADH
FADH2
During glycolysis, glucose is broken down into two molecules of what compound?
Pyruvate
Acetyl-CoA
Lactic Acid
Citric Acid
What is the primary purpose of the citric acid cycle in cellular respiration?
To produce ATP directly
To generate electron carriers for the electron transport chain
To convert glucose into pyruvate
To synthesize glucose from carbon dioxide
