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IB Biology SL C1.2 Cell Respiration Question Bank

Practise IB Biology SL C1.2 by comparing aerobic and anaerobic respiration, ATP use, oxygen uptake, carbon dioxide evidence and respirometer data.

Syllabus
First assessment 2025
Course
Biology SL
Level
SL

Exam points

  • explain how ATP hydrolysis supplies energy for active transport, synthesis and cellular movement
  • compare aerobic and anaerobic respiration by oxygen use, cellular site, ATP yield and products
  • interpret respirometer data using oxygen uptake, carbon dioxide absorption and controlled variables

Covered syllabus points

C1.2.1—ATP distributes energyC1.2.2—Life processes using ATPC1.2.3—ATP ↔ ADP interconversionsC1.2.4—Cell respiration systemC1.2.5—Anaerobic vs. aerobic respiration in humansC1.2.6—Variables affecting rate

C1.2 Cell respiration question 1

[Maximum number: 1]

How do cells capture the energy released by cell respiration?

A

They store it in molecules of carbon dioxide.

B

They produce glucose.

C

The energy is released as pyruvate.

D

They produce ATP.

C1.2 Cell respiration question 2

[Maximum number: 2]

This micrograph shows a transverse section of an artery.

x100

x100

Question (a)

(a)

State one process that produces ATP.

[ 1 ]

Question (b)

(b)

Outline the use of ATP.

[ 1 ]

C1.2 Cell respiration question 3

[Maximum number: 1]

Which process causes ADP to change to ATP?

A

Hydrolysis

B

Protein synthesis

C

DNA replication

D

Anaerobic cell respiration

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