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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.
संबंधित प्रश्न
The process by which root hairs absorb water from the soil.
Give reason for the following:
If you uproot a plant from the soil, its leaves soon wilt.
The apparatus arranged alongside signifies an important process.
(i) Name the process.
(ii) Where does this process occur in plants?
(iii) What solution is placed inside the dialysis tubing?
(iv) What happens to the level of the solution in the capillary tube?
Choose the correct answer:
Absorption of water from soil takes place by __________
Mention whether the following statement is true (T) or false (F) and give an explanation in support of your answer.
If the phloem of a twig is removed keeping the xylem intact, the leaves of a twig wilt.
Draw a diagram of the root hair cell as it would appear when a concentrated solution of fertilizers is added near it.
From which type of cells, root hair is originated
Epiphytic plants like orchids absorb water vapours from air with the help of ______ having special tissue called velamen.
Aquatic animals like fish excrete their wastes in gaseous form as ______.
Name the following:
Unicellular outgrowths from the epidermis of roots.
