Multiple choice

Which of the following gases is required in the process of photosynthesis?

  1. Oxygen

  2. Water vapours

  3. Helium

  4. Carbon dioxide

  5. Nitrogen
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Carbon dioxide is required in the process of photosynthesis. Plants prepare their food with the help of carbon dioxide, water and sunlight and release oxygen.

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