Advertisements
Advertisements
Question
Explain why:
Raisins swell up in water.
Advertisements
Solution
The raisins swell up when placed in water because the water is hypotonic as compared to the raisins so the water enters inside the raisins as a result of endosmosis.
APPEARS IN
RELATED QUESTIONS
The phenomenon of loss of water through a cut stem or injured part of plant is called ___________.
Give reason for the following:
If you uproot a plant from the soil, its leaves soon wilt.
Study the diagram given below and answer the questions that follow:
- Name the process being studied in the above experiment.
- Explain the process mentioned in (a) above
- Why is oil placed over water?
- What do we observe with regard to the level of water when this set-up is placed in (1) bright sunlight, (2) humid conditions and (3) windy days?
- Mention any three adaptations found in plants to foster the process mentioned in (a) above
Study the experimental setup in the figure and then answer the question that follow.
What will you observe in the setup after about half an hour? Give reasons for your answer.
Plasma Membrane is ______.
Minerals cannot be passively absorbed by the roots.
Identify labels x, y, z in the given figure of root showing different regions.
In soil which of the following type of water is available for absorption by plant roots?
Which part of the root helps in maximum absorption of water and minerals?
What is peculiarity of epiphytic plants like orchids?
