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प्रश्न
Choose the correct answer:
Meaning of ascent of sap is ____________
पर्याय
absorption of water from soil.
alteration of water against gravitational force.
reaching of water upwards against gravitational force.
origin of cohesive force in water.
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उत्तर
Meaning of ascent of sap is reaching of water upwards against gravitational force
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संबंधित प्रश्न
The diagram of an given below demonstrates a particular process in plants. Study the same and answer the questions that follow :
(i) Name the apparatus.
(ii) Which phenomenon is demonstrated by this apparatus?
(iii) Explain the phenomenon mentioned in (ii) above.
(iv) State two limitations of using this apparatus.
(v) What is the importance of the air bubble in the experiment?
(vi) Name the structures in a plant through which the above process takes place.
Name the following:
The process by which water enters root hairs.
The apparatus arranged alongside signifies an important process.
(i) Name the process.
(ii) Where does this process occur in plants?
(iii) What solution is placed inside the dialysis tubing?
(iv) What happens to the level of the solution in the capillary tube?
Choose the correct answer:
Swelling of wooden doors during rains is caused by ___________
Root hairs become flaccid, when fertilizers are added to the moist soil around it. Explain.
Draw a diagram of the root hair cell as it would appear when a concentrated solution of fertilizers is added near it.
Name the following:
Root hairs are the extension of which cells.
Name the following:
The solution outside the cell having lower solute concentration than the fluids.
Most plant cells and tissues constitutes _____ % water.
Root hair is a cytoplasmic extension of ______.
