Biology PYQ 93 of 399 · Plant Physiology: Photosynthesis, Respiration & Nutrition

During photosynthesis, green plants absorb—

  1. AOxygen
  2. BNitrogen
  3. CCO
  4. DCO2
  5. ENone of the above/More than one of the above

66th BPSC Prelims Re-exam 2020

Show answer and explanation

Correct answer: (d) CO2

Explanation

In photosynthesis, green plants take in carbon dioxide (CO₂) from the air through the stomata and combine it with water to make glucose, giving out oxygen.

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