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Course: Edexcel A Level Biology A (SNAB) 9BI0
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Edexcel A Level Biology A (SNAB) 9BI0

Topic 1 · Lifestyle, Health and Risk

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Topic 2 · Genes and Health

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Topic 3 · Voice of the Genome

0/55

Topic 4 · Biodiversity and Natural Resources

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Topic 5 · On the Wild Side

0/72

Topic 6 · Immunity, Infection and Forensics

0/41

Topic 7 · Run for your Life

0/55

Topic 8 · Grey Matter

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Quiz

7.2.2 Stages of Respiration – Exam questions

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  • Questions count: 5
  • Passing grade: B+
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1.
In the mitochondrion diagram, which stage of respiration takes place in region Q?
Dr Dabour Hub Academy - figure 1
Krebs cycle
Glycolysis
Electron transport chain
Photosynthesis
2.
Which of these is the last stage of cellular respiration in which the oxidation of organic molecules derived from glucose yields ATP?
SAT Biology - Question 032
A
B
C
D
E
3.
Which stage belongs at '?' in the flow chart?
Dr Dabour Hub Academy - figure 2
Fermentation
Photosynthesis
Oxygen debt
Krebs cycle (releases CO₂, loads NADH)
4.
Which pairing of stage and location is correct?
Glycolysis — inner membrane
ETC — cytoplasm
Krebs cycle — cytoplasm
Krebs cycle — mitochondrial matrix
5.
In which stage is carbon dioxide released?
Glycolysis only
Electron transport chain
Link reaction and Krebs cycle
Chemiosmosis
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Part of Topic 7 · Run for your Life — see every lesson and quiz in this unit.
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