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Root pressure is due to
Options
(a) passive transport
(b) gravitation
(c) active transport
(d) diffusion
Correct Answer:
active transport
Explanation:
As various ions from the soil are actively transported into the vascular tissues of the roots, water follows its potential gradient and increases the pressure inside the xylem. This positive pressure is called root pressure, and can be responsible for pushing up water to small heights in the stem.
Related Questions: - A large quantity of fluid is filtered every day by the nephrons in the kidneys.
- Plant cells differ from animal cells in having
- Which one of the following statements is correct?
- A population will not exist in Hardy -Weinberg equilibrium if :
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Topics: Transport and Nutrition in Plants
(163)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A large quantity of fluid is filtered every day by the nephrons in the kidneys.
- Plant cells differ from animal cells in having
- Which one of the following statements is correct?
- A population will not exist in Hardy -Weinberg equilibrium if :
- Genes present in the cytoplasm of eukaryotic cells are found in
Topics: Transport and Nutrition in Plants (163)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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