Lesson Worksheet: The Carbon Cycle Chemistry
In this worksheet, we will practice describing the key steps of the carbon cycle, including respiration, photosynthesis, combustion, and decomposition.
Which of the following is not a process by which carbon leaves the atmosphere?
- ASeashells forming
- BGases dissolving in seawater
- CIndustrial carbon capture
- DFuels combusting
- EPlants photosynthesizing
Carbon is not present in which of the following materials?
- AFossil fuels
Which of the following is not a process by which carbon enters the atmosphere?
- AFuels combusting
- BPlants and animals decaying
- CSeashells forming
- DPlants and animals respiring
- EWeathering from acid rain
Which of the following processes does not add to the atmosphere?
- DVolcanic eruptions
Which of the following inputs are required by photosynthetic organisms?
- A2, 4, and 5
- B1, 3, and 5
- C4 and 5
- D1 and 3
- E1 and 2
Which process could be represented by the letter X in the diagram?
- AAnimal respiration
- BDeath and excretion
- DPlant photosynthesis
Which process could be represented by the letter Z in the diagram?
- CDeath and excretion
Which of the following processes could be represented by the letter Y in the diagram?
- APlant respiration
- CAnimal respiration