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प्रश्न
The phenomenon of loss of water through a cut stem or injured part of plant is called ___________.
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उत्तर
The phenomenon of loss of water through a cut stem or injured part of plant is called bleeding.
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संबंधित प्रश्न
Choose the correct answer:
Swelling of wooden doors during rains is caused by ___________
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 guidelines ‘1’ to ‘5’
(ii) Is the root hair cell unicellular or multi-cellular?
(iii) Draw a labeled diagram of the root hair cell as it would appear if some fertilizer is added to the soil close to it.
(iv) Name the process responsible for the entry of water molecules from the soil into A1 and then A2.
(v) What pressure is responsible for the movement of water in the direction indicated by arrows?
(vi) How is this pressure set up?
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.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Xylem is the water-conducting tissue in plants.
Outer layer of root hair is made up of ________.
What is the composition of inner layer of root hair?
Trace the pathway followed by water molecules from the time it enters a plant root to the time it escapes into the atmosphere from a leaf.
Minerals cannot be passively absorbed by the roots.
Draw a neat and proportionate diagram of root hair and label mitochondria, nucleus and vacuole.
