Water vapours exit and CO2 enters a leaf through the _.
Correct answer: A. Stomata
- A. Stomata
- B. Grana
- C. Porphyrin ring
- D. Photons
Explanation
Stomatal opening is the place where gaseous exchange occurs in the plant. The vapours from transpiration leave the plant and CO2 for photsynthesis enters the plant through it.
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