Stomata and Functions MCQs Quiz Online PDF Download

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MCQs on Stomata and FunctionsQuiz PDF Download

MCQ: Guard cells of stoma are

  1. irregular in shape
  2. convex in shape
  3. long and cylindrical in shape
  4. kidney-shaped


MCQ: Leaf may absorb maximum light due to

  1. strong petiole
  2. strong turgor pressure in xylem
  3. strong turgor pressure in mesophyll cells
  4. closed stomata


MCQ: Stomatal guard cells perform all functions but

  1. producing sugars
  2. protecting the inner regions of leaf
  3. regulating the amount of water lost
  4. chloroplast storage


MCQ: Closed stomata reduce

  1. rate of transpiration
  2. amount of carbon dioxide entering in the leaf
  3. the rate of respiration
  4. both A and B


MCQ: Plant wilts when leaf

  1. looses its central nucleus
  2. looses its central vacuoles
  3. looses its turgor pressure
  4. exposed to strong wind