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Which of the following statements is not true for stomatal apparatus?
Options
(a) Inner walls of guard cells are thick
(b) Guard cells invariably possess chloroplasts and mitochondria
(c) Guard cells are always surrounded by subsidiary cells
(d) Stomata are involved in gaseous exchange
Correct Answer:
Guard cells are always surrounded by subsidiary cells
Explanation:
Sometimes, a few epidermal cells in the vicinity of the guard cells become specialised in their shape and size and are known as subsidiary cells or accessory cells
Related Questions: - Which one of the following options gives one correct example each
- The prokaryotic cells are characterised by
- The genetic defect-Adenosine deaminase (ADA) deficiency may be cured permanently by:
- An example of synovial joint is found between
- Which of the following do not have polyp form
Topics: Structural Organisation In Plants
(243)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which one of the following options gives one correct example each
- The prokaryotic cells are characterised by
- The genetic defect-Adenosine deaminase (ADA) deficiency may be cured permanently by:
- An example of synovial joint is found between
- Which of the following do not have polyp form
Topics: Structural Organisation In Plants (243)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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