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प्रश्न
What is permeability?
टीपा लिहा
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उत्तर
Permeability is the property of a membrane to allow the passage of both solute and solvent molecules.
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संबंधित प्रश्न
What are root hair? Mention the function performed by the root hair.
What part is played by The cytoplasm in the uptake of water into the root hair?
Explain briefly whydo not root hairs become flaccid when fertilisers are added to the moist soil around them?
Choose the correct answer:
The water is translocated upwards from the roots through _____________
What is toxicity ?
Draw a cross-section of root showing association of soil particles with root hairs.
The below figure shows a root hair:
(i) Label the parts 1 to 4.
(ii) What is the role of part 4?
(iii) Why is the root hair one-celled?
(iv) What will happen to the root hair if some fertilizer is added to the soil near the root hair?
Multiple Choice Question:
Water will be absorbed by the root hairs when:
Water in the root enters due to ______.
Explain about the factors that affect water absorption.
