O Levels Chemistry (5070)•5070/11/M/J/21

Explanation
Renewability of Sugar Cane and Carbon Absorption
Steps:
- Identify resource type: Renewable resources replenish naturally within human timescales; non-renewable do not.
- Assess statement 1: Sugar cane is a plant crop that regrows annually from replanting or natural propagation, making it renewable.
- Assess statement 2: During photosynthesis, growing sugar cane absorbs CO2 from the atmosphere to produce glucose.
- Determine correct statements: Only statement 2 is true, so option C.
Why C is correct:
- Plants like sugar cane fix CO2 via photosynthesis (6CO2 + 6H2O → C6H12O6 + 6O2), removing it from the air during growth.
Why the others are wrong:
- A: Statement 1 is false; sugar cane renews quickly.
- B: Includes false statement 1.
- D: Ignores true statement 2.
Final answer: C
Topic: Fuels
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