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प्रश्न
Choose the correct answer:
The water is translocated upwards from the roots through _____________
पर्याय
xylem
phloem
pith
endodermis
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उत्तर
The water is translocated upwards from the roots through xylem
APPEARS IN
संबंधित प्रश्न
Choose the correct answer:
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Wilting of plants occurs when ____________
Differentiate between the following
Permeable and Semi-permeable membrane.
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.
Given below is an experimental demonstration.
(i) Which phenomenon has been demonstrated in the given figure?
(ii) What is the solute and what is solvent in the above experiment?
(iii) Define the phenomenon in Q. (i) above.
(iv) Give one example from your daily life experiences based on this principle.
Identify the part of the plants which is responsible for maximum absorption of water.
Aquatic animals like fish excrete their wastes in gaseous form as ______.
Draw a neat and proportionate diagram of root hair and label mitochondria, nucleus and vacuole.
What is peculiarity of epiphytic plants like orchids?
