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प्रश्न
Choose the correct answer:
An example of a selective permeable membrane is __________
विकल्प
cell wall
mitochondrial membrane
chloroplast membrane
plasmalemma
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उत्तर
An example of a selective permeable membrane is plasmalemma
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संबंधित प्रश्न
Draw a magnified view of the root-hair, and describe, how it helps in the absorption of water from the soil.
Root hairs become flaccid, when fertilizers are added to the moist soil around it. Explain.
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?
Give Technical Term for the following.
Phenomenon of absorption of water by surface attraction.
Name the following:
Name the process by which intact plants lose water in the form of droplets.
Multiple Choice Question:
Process of endosmosis stops:
How many regions are there in a typical root?
