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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.
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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
- Structure found in blue green algae which helps in nitrogen fixation is
- What will be the effect of accumulation of K ions in guard cells
- Secondary sewage treatment is mainly a
- Three of the following statements regarding cell organelles are correct while
- Which enzymes will be produced in a cell in which there is a nonsense
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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