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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
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Topics: Structural Organisation In Plants
(243)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The pH of gastric juice is
- Structure protecting archegonia of
- Tiger reserves in India for ‘Project Tige’ are
- Incomplete oxidation of glucose into pyruvic acid with several intermediate steps
- Ethanol is produced from starch as a raw material by the activity of
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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