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प्रश्न
Give Technical Term for the following.
The tissue responsible for the ascent of sap in plants.
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उत्तर
Xylem
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संबंधित प्रश्न
Mention whether the following statement is true or false. Correct the false statement by altering the last word only.
The cell wall of the root cell is a differentially permeable membrane.
What would happen to the root hair of a potted plant if the soil was watered with an extremely concentrated solution of sodium chloride?
Choose the correct answer:
Absorption of water from soil takes place by __________
A thin strip of epidermal cells from the fleshy scales of an onion bulb was examined in a drop of water, under a microscope. All the epidermal cells looked alike and the figure alongside represents one of them. The thin strip was then transferred to a drop of strong sugar solution and re-examined under the microscope after about five minutes.
(i) Make a sketch of one of the epidermal cells, as it might appear after immersion in a strong sugar solution. Label any two parts which have undergone a change.
(ii) Give the scientific term for the change shown in Q.(i) above.
(iii) What would you do to bring this cell back to its original condition?
(iv) Give the scientific term used for the recovery of the cell as a result of the step taken in Q.(iii) above.
Give Technical Term for the following.
Phenomenon of absorption of water by surface attraction.
Name the following:
Root hairs are the extension of which cells.
In the zone of absorption, epidermal cells form unicellular hair-like extensions called ________.
Root hair is ________ extension of epiblema cells.
Root hairs are ______
Which of the following are the components of cell wall of root hair?
