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  • Chemistry: All about Carbon
  • What percentage of plants are made of Carbon?
Multiple choice

What percentage of plants are made of Carbon?

  1. 5 %

  2. 15 %

  3. 30 %

  4. 45 %

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Dry plant matter is composed of approximately 45% carbon by mass, as plants fix atmospheric carbon dioxide during photosynthesis.

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