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Q. No.Carbohydrates are commonly found as starch in plant storage organs. Which of the following five properties of starch (a-e) make it useful as a storage material?
(i). easily translocated
(ii). chemically non-reactive
(iii). easily digested by animals
(iv). osmotically inactive
(v). synthesized during photosynthesis
The useful properties are:
| 1. | (i), (ii) and (v) | 2. | (i) and (v) |
| 3. | (ii) and (iii) | 4. | (ii) and (iv) |
Subtopic: Carbohydrates: Introduction | Carbohydrates: Starch & Glycogen |
74%
The reducing end of the glycogen molecule:
1. is the end of the molecule containing a free carbon number one on glucose
2. are the end of the molecule other than containing a free carbon number one on glucose
3. are the ends of the alpha (1-6) branches
4. glycogen does not have a reducing end
Subtopic: Carbohydrates: Starch & Glycogen |
58%
Regarding polysaccharides:
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
| I: | Cellulose does not contain complex helices. |
| II: | Inulin is a polymer of fructose. |
| III: | Left end of glycogen is the reducing end |
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Carbohydrates | Carbohydrates: Starch & Glycogen | Carbohydrates: Cellulose, Chitin, Inulin & Agar |
71%
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