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प्रश्न
Name the following:
Tissue concerned with upward conduction of water.
उत्तर
Xylem
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संबंधित प्रश्न
What part is played by the cell wall?
Choose the correct answer:
Meaning of ascent of sap is ____________
The diagram below represents a layer of epidermal cells showing a fully grown root hair. Study the diagram and answer the questions that follow:
Draw a diagram of the above root hair cell as it would appear when a concentrated solution of fertilizers is added near it.
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.
Name the following:
The kind of cells that constitute the cortex of a root.
Inner layer of root hair is made up of ______.
What is the composition of an outer layer of root hair?
In soil which of the following type of water is available for absorption by plant roots?
Which of the following are the components of cell wall of root hair?
Name the following:
Unicellular outgrowths from the epidermis of roots.
