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प्रश्न
उत्तर
(i) Roots help in the absorption of water.
(ii) They also help in the absorption of minerals.
APPEARS IN
संबंधित प्रश्न
Which one of the following is a characteristic NOT related with the suitability of the roots for absorbing water?
Differentiate between the following:
Guttation and bleeding
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
Choose the correct answer:
Swelling of wooden doors during rains is caused by ___________
Choose the correct answer:
The water is translocated upwards from the roots through _____________
Study the experimental setup in the figure and then answer the question that follow.
What is meant by 'semipermeable membrane'?
Multiple Choice Question:
Water will be absorbed by the root hairs when:
A thin strip of epidermal cells of a leaf was observed in a drop of water. They all looked turgid and normal.
(a) Draw a diagram of such a cell.
(b) Draw a diagram of a cell if this strip is transferred to a strong concentrated solution of sugar. What is term used for the effect on the cells ?
Inner layer of root hair is made up of ______.
Give other name of epidermal cells in roots of plants.
