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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 areas in India, is a hotspot of biodiversity
- Structure found in blue green algae which helps in nitrogen fixation is
- Pyruvic acid, the last product of glycolysis, is degraded to CO₂ and H₂O in
- Phyllode is present in :
- Muscular wall of the heart is externally covered with
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 areas in India, is a hotspot of biodiversity
- Structure found in blue green algae which helps in nitrogen fixation is
- Pyruvic acid, the last product of glycolysis, is degraded to CO₂ and H₂O in
- Phyllode is present in :
- Muscular wall of the heart is externally covered with
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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