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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: - Energy enters ecosystem through
- Double fertilization in angiosperms was first explained by
- All enzymes of TCA cycle are located in the mitochondrial matrix except one
- A renewable exhaustible natural resource is:
- Which of the following statements is incorrect about G₀ phase?
Topics: Structural Organisation In Plants
(243)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Energy enters ecosystem through
- Double fertilization in angiosperms was first explained by
- All enzymes of TCA cycle are located in the mitochondrial matrix except one
- A renewable exhaustible natural resource is:
- Which of the following statements is incorrect about G₀ phase?
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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