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A few drops of sap were collected by cutting across a plant stem by a suitable method. The sap was tested chemically. Which one of the following test results indicates that it is pholem sap?
Options
(a) Low refractive index
(b) Absence of sugar
(c) Acidic
(d) Alkaline
Correct Answer:
Alkaline
Explanation:
Alkaline pH (7.8 – 8.0) is present in phloem sap where as xylem sap is acidic.
Related Questions: - Choose the wrong statements:
- Uniform erosion caused by running water is
- Cell was discovered by
- In the process of plasmolysis
- MOET is a method of
Topics: Transport and Nutrition in Plants
(163)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Choose the wrong statements:
- Uniform erosion caused by running water is
- Cell was discovered by
- In the process of plasmolysis
- MOET is a method of
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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