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प्रश्न
Water which is absorbed by roots is transported to aerial parts of the plant through ______
विकल्प
cortex
epidermis
phloem
xylem
उत्तर
Water that is absorbed by roots is transported to aerial parts of the plant through the xylem.
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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.
Study the diagram given below and answer the questions that follow:
- Name the process being studied in the above experiment.
- Explain the process mentioned in (a) above
- Why is oil placed over water?
- What do we observe with regard to the level of water when this set-up is placed in (1) bright sunlight, (2) humid conditions and (3) windy days?
- Mention any three adaptations found in plants to foster the process mentioned in (a) above
Multiple Choice Question:
In soil, water available for absorption by root is ______.
Multiple Choice Question:
The most widely accepted theory for ascent of sap is ______.
Write a note on the morphological structure of the root.
The tubular, colorless delicate prolongations of epidennal cells are seen in which region of root in plants?
The unbranched root hair in plants is formed from ____________.
Which plant does tissue transport water and minerals from the roots to the leaf?
Aquatic animals like fish excrete their wastes in gaseous form as
