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प्रश्न
What is the role of epidermis in plants?
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उत्तर
The epidermis is present on the outer surface of the entire plant body. The cells of the epidermal tissue form a continuous layer without any intercellular space. It performs the following important functions:
- It is a protective tissue of the plant body.
- It protects the plant from mechanical injury, parasites and cold or heat.
- It allows the exchange of gases through stomata.
- Greatly increasing the absorptive surface areas for the absorption of water and nutrients.
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संबंधित प्रश्न
How many types of elements together make up the xylem tissue? Name them.
How are simple tissues different from complex tissues in plants?
How does the cork act as a protective tissue?
What are tracheary elements? Describe their functions.
What is the difference between parenchyma and collenchyma?
Name the different types of elements found in the xylem.
What is simple tissue? Classify and explain its different types with suitable diagram.
What is a permanent tissue?
Write 'True or False' for the following statement:
A tracheid is longer than a vessel.
The cells or tissues of plants which have lost the power of division are called
