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Passive absorption of water by the root system is the result of
  • a)
    Increased respiratory activity in root cells
  • b)
    Forces created in the cells of the root
  • c)
    Tension on the cell sap due to transpiration
  • d)
    Osmotic force in the shoot system
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Passive absorption of water by the root system is the result ofa)Incre...
Passive absorption of water by the root system is the result of tension on the cell sap due to transpiration. 
Transpiration pull generates a tension in the continuous water column in the xylem elements, which lifts up the water and is also responsible for absorption of water. It does not require energy as it takes place towards the gradient.
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Passive absorption of water by the root system is the result ofa)Incre...
Explanation:

Passive absorption of water by the root system is the process by which water is pulled up from the soil into the root system and transported to the rest of the plant. This process is primarily driven by the transpiration pull, which is created by transpiration, the loss of water vapor through the stomata in the leaves.

Transpiration:
Transpiration is the process by which water is lost from the leaves of the plant in the form of water vapor. It occurs mainly through the stomata, which are small openings on the surface of leaves. Transpiration helps in the upward movement of water from the roots to the shoots.

Tension on the cell sap:
Transpiration creates a tension or negative pressure in the xylem vessels of the plant. This tension pulls the water molecules upward through the plant. As water molecules are lost from the leaves through transpiration, they create a suction force that pulls the water molecules from the roots to replace the lost water. This tension is transmitted from the leaves to the roots through the xylem vessels.

Cell sap:
Cell sap is the liquid present inside the plant cells. It is a watery solution containing various solutes and is involved in maintaining the turgidity and osmotic balance of the plant cells.

Passive absorption:
Passive absorption of water occurs in the root system due to the tension created on the cell sap by transpiration. The tension pulls the water molecules from the soil into the root system through the root hairs. The water then moves from the root hairs into the root cortex and eventually into the xylem vessels, which transport water upward to the rest of the plant.

Conclusion:
In conclusion, passive absorption of water by the root system is primarily driven by the tension created on the cell sap due to transpiration. This tension pulls the water molecules from the soil into the root system and allows for the upward movement of water through the plant.
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Passive absorption of water by the root system is the result ofa)Increased respiratory activity in root cellsb)Forces created in the cells of the rootc)Tension on the cell sap due to transpirationd)Osmotic force in the shoot systemCorrect answer is option 'C'. Can you explain this answer?
Question Description
Passive absorption of water by the root system is the result ofa)Increased respiratory activity in root cellsb)Forces created in the cells of the rootc)Tension on the cell sap due to transpirationd)Osmotic force in the shoot systemCorrect answer is option 'C'. Can you explain this answer? for NEET 2025 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Passive absorption of water by the root system is the result ofa)Increased respiratory activity in root cellsb)Forces created in the cells of the rootc)Tension on the cell sap due to transpirationd)Osmotic force in the shoot systemCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for NEET 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Passive absorption of water by the root system is the result ofa)Increased respiratory activity in root cellsb)Forces created in the cells of the rootc)Tension on the cell sap due to transpirationd)Osmotic force in the shoot systemCorrect answer is option 'C'. Can you explain this answer?.
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