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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.
Related Questions: - Four sepals arranged in two whorls is characteristic of family
- Which one of the following is not a biofertilizer?
- In unilocular ovary with a single ovule the placentation is :
- The juxtaglomerular apparatus is a special region formed by close placement
- Typical growth curve in plants is :
Topics: Transport and Nutrition in Plants
(163)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Four sepals arranged in two whorls is characteristic of family
- Which one of the following is not a biofertilizer?
- In unilocular ovary with a single ovule the placentation is :
- The juxtaglomerular apparatus is a special region formed by close placement
- Typical growth curve in plants 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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