ISSA Chapter 6 Energy and
Metabolism Exam Questions &
Answers (Grade A+)
Q: Where in the cell do the Krebs cycle and electron transport chain
occur?
A. Mitochondria
B. Nucleus
C. Cytoplasm
D. Lysosome -
correct answer ✅A
Q: What two values are required to calculate the respiratory
quotient (RQ)?
A. Volume of carbon dioxide the lungs can hold, and volume of
oxygen exhaled.
B. Volume of carbon dioxide inhaled, and volume of oxygen
exhaled.
C. Volume of carbon dioxide exhaled, and volume of oxygen
inhaled.
D. Volume of oxygen exhaled, and ATP created. -
correct answer ✅C
Q: What is the respiratory quotient (RQ) for carbohydrates?
, ISSA Chapter 6 Energy and
Metabolism Exam Questions &
Answers (Grade A+)
A. 1.0
B. 0.8
C. 0.7
D. 0.9 -
correct answer ✅A
Q: Which energy pathway is dominant for activity generally lasting
10 seconds to 2 minutes?
A. Anaerobic glycolysis
B. ATP/CP
C. Oxidative energy pathway
D. Lactate -
correct answer ✅A
Q: What is the primary by-product of anaerobic glycolysis?
A. Water
B. Heat
C. Lactic acid
Metabolism Exam Questions &
Answers (Grade A+)
Q: Where in the cell do the Krebs cycle and electron transport chain
occur?
A. Mitochondria
B. Nucleus
C. Cytoplasm
D. Lysosome -
correct answer ✅A
Q: What two values are required to calculate the respiratory
quotient (RQ)?
A. Volume of carbon dioxide the lungs can hold, and volume of
oxygen exhaled.
B. Volume of carbon dioxide inhaled, and volume of oxygen
exhaled.
C. Volume of carbon dioxide exhaled, and volume of oxygen
inhaled.
D. Volume of oxygen exhaled, and ATP created. -
correct answer ✅C
Q: What is the respiratory quotient (RQ) for carbohydrates?
, ISSA Chapter 6 Energy and
Metabolism Exam Questions &
Answers (Grade A+)
A. 1.0
B. 0.8
C. 0.7
D. 0.9 -
correct answer ✅A
Q: Which energy pathway is dominant for activity generally lasting
10 seconds to 2 minutes?
A. Anaerobic glycolysis
B. ATP/CP
C. Oxidative energy pathway
D. Lactate -
correct answer ✅A
Q: What is the primary by-product of anaerobic glycolysis?
A. Water
B. Heat
C. Lactic acid
