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प्रश्न
Explain the structure of stomata with a labelled diagram.
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उत्तर
Diagrammatic representation stomatal apparatus
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संबंधित प्रश्न
In Gymnosperms, the activity of sieve cells are controlled by ______.
Grafting is successful in dicots but not in monocots because the dicots have ______.
Specialised epidermal cells surrounding the guard cells are called
Trichomes are ______.
Match the following and choose the correct option from below
| Column I | Column II |
| A. Cuticle | i. Guard cells |
| B. Bulliform cells | ii. Single layer |
| C. Stomata | iii. Waxy layer |
| D. Epidermis | iv. Empty colourless cell |
Identify the simple tissue system from the following.
Below is a list of plant fibres. From which part of the plant these are obtained
Cotton
Epidermal cells are often modified to perform specialized functions in plants. Name some of them and the function they perform.
Plants require water for their survival. But when watered excessively, plants die. Discuss.
Distinguish between the following:
Stem hair and root hair
What is the stomatal apparatus?
Identify the correct statements:
- Lenticels are the lens-shaped openings permitting the exchange of gases.
- Bark formed early in the season is called hard bark.
- Bark is a technical term that refers to all tissues exterior to vascular cambium.
- Bark refers to periderm and secondary phloem.
- Phellogen is single-layered in thickness.
Choose the correct answer from the options given below:
