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Guard cells help in:
Options
(a) transpiration
(b) guttation
(c) fighting against infection
(d) protection against grazing
Correct Answer:
transpiration
Explanation:
Guard cells help in transpiration. Transpiration is the evaporation of water from the aerial parts of plants, especially leaves but also stems, flowers and roots. Stomatal opening allowing the diffusion of carbon dioxide and oxygen during photosynthesis.
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Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Plant Physiology
(28)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- One of the following is a connecting link between protozoans and poriferans
- Assertion – bentham and hooker’s system of classification is
- How do parasympathetic neural signals affect the working of the heart?
- Which among the following is not characteristic of yellow fibre of connective
- Select the Taxon mentioned that represents both marine and fresh water species :
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Plant Physiology (28)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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