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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: - Muscular wall of the heart is externally covered with
- Nitrogen fixer soil organisms belong to
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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
- Muscular wall of the heart is externally covered with
- Nitrogen fixer soil organisms belong to
- When one element is involved in opening and closing of stomata the other helps
- Reproduction can occur within members of a
- Hormone involved in phototropism is
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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