Epidermal Tissues

Q.

What is the importance of Pteridophytes?

Q. What is epidermis?

Q. In desert plants, rate of water loss gets reduced due to the presence of

1. cuticle
2. stomata
3. lignin
4. suberin

Q.

What is epiblema?

Q.

What is the difference between epidermis and endodermis?

Q.

The epidermis of some desert plants is covered with a thick, waxy coating of a chemical called____i____ ___ii____ the chemical present in the walls of cork cells. It makes them impervious to water.

The information in which alternative completes the given statements?

1. 

2. 

3. 

4. 

Q. what are tubules?

Q.

What is rhytidome?

Q.

Why is the endodermis essential in the root?

Q.

Where is abscisic acid produced in plants?

Q.

How many types of plant tissues are there?

Q.

What is the role of epidermis in plant cell?

Q. Question 47
Why is epidermis important for the plants?

Q. Columnar epithelium is mainly involved in absorption and secretion.

1. True
2. False

Q. What is the function of Parenchyma in root and stem ?

Q.

What is the role of epidermis in plants?

Q. A lotus leaf has an epidermis or aerenchyma on its surface?

Q.

Cork cells possess ____ on their walls that make them impervious to gases and water.

Q.

Write a summary on tissues?

Q. What is epidermis?

Q. _______ tissues carry water to great heights in the plant body.

1. Ground
2. Meristematic
3. Vascular
4. Dermal

Q.

What is stomata?

Q.

Vascular tissues are considered a distinctive feature responsible for the survival of plants in terrestrial habitats. Why? [3 MARKS]

Q. The cells formed on the outside by the cork cambium are called ______.

1. guard cells
2. parenchymatous cells
3. cork cells
4. collenchymatous cells

Q.

What is the stratum spinosum?

Q. Explain how does the exchange of gases occur in plants across the surface of stem, roots and leaves.

Q.

What is epidermis and orchids?

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ABHYODAYA

Q. Bulliform cells are:

1. Water filled and highly vacuolated epidermal cells
2. Collenchymal cells
3. Sclerenchymal cells
4. Ball like parenchymatous cells

Q.

Which among the following is not a function of epidermis?

1. Transpiration

2. Conduction of water

3. Protection from adverse condition

4. Gaseous exchange

Q.

What is the role of epidermis ?