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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.
Related Questions: - Urinary bladder is absent in
- Which of the following is the source of energy for muscle contraction?
- Which one of the following have the highest number of species in nature?
- The formation of chromatid takes place in
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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
- Urinary bladder is absent in
- Which of the following is the source of energy for muscle contraction?
- Which one of the following have the highest number of species in nature?
- The formation of chromatid takes place in
- A person whose blood group is A, its genotype can be written as
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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