Multiple choice

Which of the following processes is the reverse of photosynthesis?

  1. Digestion of starch

  2. Melting of iron

  3. Ripening of fruit

  4. Burning of wood

  5. None of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Burning is the opposite reaction to photosynthesis. Burning requires oxygen and releases the water and carbon dioxide.

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