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Which of the following plant material is an efficient water imbibant
Options
(a) lignin
(b) pectin
(c) agar
(d) cellulose
Correct Answer:
agar
Explanation:
Adsorption of water by a substance (solids-colloids) is known as imbibition. Proteins, agar, starch etc are imbibants. Agar can absorb 99 times more water than that of its weight. Cellulose, lignin, pectin have comparatively much less power of imbibition.
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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
- A person with XXY sex chromosomes suffers from
- A small aquatic herb in which a portion of leaf forms a tiny sac or bladder
- Which one of the following statements is correct with respect to AIDS?
- Which one of the following is used as vector for cloning genes into higher organisms?
- Highest content of iron is found in
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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