| ⇦ | 
| ⇨ |
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.
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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
- Biological control of pests is
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- Which one of the following pairs is mismatched? Apis indica – honey
- Which of the following statements is not true of two genes that show 50%
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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
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