issb general knowledge MCQ #504

Which gas do plants release during photosynthesis?

issb general knowledge MCQ #504

  1. Question 1

    Q1. Which gas do plants release during photosynthesis?

    • A) Carbon dioxide
    • B) Oxygen
    • C) Nitrogen
    • D) Hydrogen

    Answer: Oxygen

    Explanation: Plants release oxygen as a byproduct of photosynthesis. Remember this fact for ISSB general knowledge sections.