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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: - Opening of floral buds into flowers is a type of
- Energy enters ecosystem through
- ATP is the energy currency of cell synthesized in
- Which of the following is true for photosynthesis
- Between the bark and the wood in a woody stem there is a layer of meristem
Topics: Transport and Nutrition in Plants
(163)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Opening of floral buds into flowers is a type of
- Energy enters ecosystem through
- ATP is the energy currency of cell synthesized in
- Which of the following is true for photosynthesis
- Between the bark and the wood in a woody stem there is a layer of meristem
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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