Stomata and Functions MCQs Quiz Online PDF Download

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Study nutrition in plants aptitude test MCQs: guard cells of stoma are, for free online certificate courses with choices irregular in shape, convex in shape, long and cylindrical in shape, kidney-shaped for online competitive exam preparation for research jobs, job hiring and graduate jobs. Free skills assessment test is for online learning stomata and functions quiz questions with MCQs, exam preparation questions and answers.

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

D

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

C

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

B

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

D

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

C