NEET Biology · Medium

Photosynthesis in Higher Plants: Historical Concept MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

Timer-based practiceDetailed answer reviewMobile-friendly flow
Historical ConceptMediumQuestion 13808

Question

Oxygen evolved during photosynthesis comes from:

  1. A
    Water
    Correct
  2. B
    Carbon dioxide
  3. C
    Glucose
  4. D
    Chlorophyll

Correct answer

Water

Explanation

Photolysis of water releases oxygen, electrons, and protons.