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प्रश्न
Root hairs become flaccid, when fertilizers are added to the moist soil around it. Explain.
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उत्तर
When fertilizers are added to the moist soil around it, it will form hypertonic solution, resulting the protoplasm to shrink and plasma membrane withdraw itself from the cell wall. Hence, the root hairs also become limp or flaccid.
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संबंधित प्रश्न
Multiple Choice Question:
Put a tick mark (✓) against the correct alternative in the following statement:
The root-hairs are suited for absorbing water from the soil because:
Name the following:
The process by which water enters root hairs.
What would happen to the root hair of a potted plant if the soil was watered with an extremely concentrated solution of sodium chloride?
The diagram below represents a layer of epidermal cells showing a fully grown root hair. Study the diagram and answer the questions that follow:
Draw a diagram of the above root hair cell as it would appear when a concentrated solution of fertilizers is added near it.
Study the experimental setup in the figure and then answer the question that follow.
What is meant by 'semipermeable membrane'?
Differentiate between the following
Permeable and Semi-permeable membrane.
Multiple Choice Question:
In soil, water available for absorption by root is ______.
From which type of cells, root hair is originated
Trace the pathway followed by water molecules from the time it enters a plant root to the time it escapes into the atmosphere from a leaf.
____________plants like orchids absorb water vapours from air with the help of epiphytic roots having special tissue called velamen.
