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प्रश्न
Choose the correct answer:
Exudation or bleeding is associated with ___________
पर्याय
capillarity
imbibition
hydrostatic pressure in the root
pulsation in the innermost layer of cortex
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उत्तर
Exudation or bleeding is associated with hydrostatic pressure in the root
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संबंधित प्रश्न
The phenomenon of loss of water through a cut stem or injured part of plant is called ___________.
The diagram given below represents a plant cell after being placed in a strong sugar solution. Guidelines 1 to 5 indicate the following:
1. Strong sugar solution
2. Cell wall
3. Protoplasm
4. Large vacuole
5. Nucleus
Study the diagram and answer the questions that follow:
(i) What is the state of the cell shown in the diagram?
(ii) Name the structure which acts as a selectively permeable membrane.
(iii) If the cell had been placed in distilled water instead of strong sugar solution which feature would not have been present?
(iv) If the cell in the diagram possessed chloroplasts where would these be present?
(v) Name any one feature of this plant cell which is not present in animal cells.
Choose the correct answer:
Which one is semi-permeable?
Choose the correct answer:
In ascent of sap water reaches upwards ____________
Choose the correct answer:
Wilting of plants occurs when ____________
From which type of cells, root hair is originated
What would happen to the leaves of a plant that transpires more water than its absorption in the roots?
How many regions are there in a typical root?
Name the following:
Unicellular outgrowths from the epidermis of roots.
