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प्रश्न
Grapes shrink when immersed in a very strong sugar solution.” Explain.
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उत्तर
Very strong sugar solution is hypertonic to the grapes juice. Therefore, water from inside the grapes moves to outside hypertonic solution. It results shrinkage of the grapes.
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संबंधित प्रश्न
The phenomenon of loss of water through a cut stem or injured part of plant is called ___________.
Name the following:
The process by which water enters root hairs.
Choose the correct answer:
An example of a selective permeable membrane is __________
The diagram below represents a layer of epidermal cells showing a fully grown root hair. Study the diagram and answer the questions that follow:
The root hair cell is in a turgid state. Name and explain the process that caused this state.
Study the experimental setup in the figure and then answer the question that follow.
What is meant by 'semipermeable membrane'?
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?
Minerals cannot be passively absorbed by the roots.
Which part of the root helps in the maximum absorption of water and minerals?
In soil which of the following type of water is available for absorption by plant roots?
Water in the root enters due to ______.
