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प्रश्न
Draw a neat and labelled diagram of Root hair.
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उत्तर
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संबंधित प्रश्न
The figure given below is a diagrammatic representation of a part of the cross section of the root in the root hair zone. Study the same and then answer the questions that follow
(i) Name the parts indicated by the guidelines 1 to 4.
(ii) Which is the process that enables the passage of water from the soil into the root hair?
(iii) Name the pressure that is responsible for the movement of water in the direction indicated by the arrows. Define it.
(iv) Due to an excess of this pressure sometimes drops of water are found along the leaf margins of some plants especially in the early mornings. What is the phenomenon called?
(v) Draw a well labelled diagram of the root hair cell as it would appear if an excess of fertiliser is added to the soil close to it.
What part is played by The cytoplasm in the uptake of water into the root hair?
Choose the correct answer:
Swelling of wooden doors during rains is caused by ___________
Choose the correct answer:
Process of ascent of sap in plants occurs ___________
________ type of tissues are present in epiphytic roots.
Outer layer of root hair is made up of ________.
Minerals cannot be passively absorbed by the roots.
In soil which of the following type of water is available for absorption by plant roots?
