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प्रश्न
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उत्तर
(i) Water is one of the raw materials for photosynthesis.
(ii) Water is important for seed germination.
(iii) Water controls the opening and closing of stomata.
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संबंधित प्रश्न
How does movement and absorption of water take place through the roots?
Concentration of mineral nutrient elements is higher inside the root hairs than in the surrounding soil. How do roots take them in from the soil?
Given below is the diagram of a cell as seen under the microscope after having been placed in a solution:
(i) What is the technical term used for the state/condition of the cell given above?
(ii) Give the technical term for the solution in which the cell was placed.
(iii) Name the parts numbered 1 to 4.
(iv) Is the cell given above a plant cell or an animal cell ? Give two reasons in support of your answer as evident from the diagram.
(v) What would you do to bring this cell back to its original condition?
Give Technical Term for the following.
Phenomenon of absorption of water by surface attraction.
________ type of tissues are present in epiphytic roots.
Which part of the root helps in the maximum absorption of water and minerals?
Identify labels x, y, z in the given figure of root showing different regions.
Look at Figure. Draw another figure of the same set-up as would be observed after a few hours.
Explain about the factors that affect water absorption.
