The answer would be C. carbon dioxide.
They can be converted, it's called nuclear transmutation.
quantity of light
Explanation:
The likeliest limiting factor that restricts phytoplankton to approximately the top ten feet of the ocean rather than deeper is the quantity of light available.
- Phytoplankton are plants and they are the major producers in bodies of water.
- The require the process of photosynthesis to manufacture their food.
- During photosynthesis, phytoplankton takes in carbon dioxide and water and uses light to produce food in the process.
- This life activity greatly relies on light.
- The upper part of the ocean usually from 0-200m depth is the photic zone.
- Deeper water is aphotic and receives little to no sunlight.
- The photic zone is the zone where light reaches in water.
- There is abundance of light in the photic zone.
learn more:
Photosynthesis brainly.com/question/4216541
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