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Q. No. D configuration is shown by:
(i)
(ii)
(iii)
1. i, ii and iii
2. ii and iii
3. i and ii
4. Only iii
2. ii and iii
3. i and ii
4. Only iii
Subtopic: Carbohydrates - Classification & D-L configuration |
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Structure of disaccharide formed by glucose and fructose is given below. Identify anomeric carbon atoms in monosaccharide units.
1. 'a' carbon of glucose and 'a' carbon of fructose
2. 'a' carbon of glucose and 'e' carbon of fructose
3. 'a' carbon of glucose and 'b' carbon of fructose
4. 'f' carbon of glucose and 'f' carbon of fructose
Subtopic: Polysaccharides & their Importance |
62%
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Out of the 3 given structures, the correct statement regarding bond present between C1 & C4 and C1 & C6 is
| (i) |   |
||
| (ii) |   |
(iii) |   |
| C1 & C4 | C1 & C6 | |
| 1. | (i) | (ii) and (iii) |
| 2. | (i) and (ii) | (iii) |
| 3. | (i) and (iii) | (ii) |
| 4. | (ii) and (iii) | (i) |
Subtopic: Carbohydrates - Classification & D-L configuration | Polysaccharides & their Importance |
69%
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Sucrose is a:
| a. | Monosaccharide | b. | Disaccharide |
| c. | Reducing sugar | d. | Non-reducing sugar |
Choose the correct option:
| 1. | a and b | 2. | b and c |
| 3. | c and d | 4. | b and d |
Subtopic: Polysaccharides & their Importance |
88%
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Examples of globular proteins are:
| (a) | Insulin | (b) | Keratin |
| (c) | Albumin | (d) | Myosin |
Choose the correct option :
1. (a) and (b)
2. (b) and (c)
3. (c) and (d)
4. (a) and (c)
Subtopic: α - Amino Acids, Peptide Bond, Proteins & Structure |
70%
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Match the vitamins given in Column I with the deficiency disease they cause given in Column II.
| Column II (Vitamins) | Column II (Diseases) |
| A. Vitamin B12 B. Vitamin E C. Vitamin K D. Vitamin D |
1. Muscular weakness 2. Increased blood clotting time 3. Osteomalacia 4. Pernicious anemia |
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 3 | 1 | 2 | 4 |
| 3. | 4 | 1 | 2 | 3 |
| 4. | 1 | 3 | 4 | 2 |
Subtopic: Vitamins, Hormones & Enzymes |
91%
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Match the following enzymes given in Column I with the reactions they catalyze given in Column II.
| Column I (Enzymes) | Column II (Reactions) | ||
| A. | Invertase | 1. | Decomposition of urea into NH3 and CO2 |
| B. | Maltase | 2. | Conversion of glucose into ethyl alcohol. |
| C. | Zymase | 3. | Hydrolysis of maltose into glucose. |
| D. | Urease | 4. | Hydrolysis of cane sugar. |
Codes:
| Options: | A | B | C | D |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 3 | 1 | 4 | 2 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 2 | 1 |
Subtopic: Vitamins, Hormones & Enzymes |
83%
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Given below are two statements:
| Assertion (A): | D (+) - Glucose is dextrorotatory in nature. |
| Reason (R): | D represents its dextrorotatory nature. |
| 1. | (A) and (R) both are correct statements and (R) explains the (A). |
| 2. | Both (A) and (R) are wrong statements. |
| 3. | (A) is the correct statement and (R) is the wrong statement. |
| 4. | (A) is the wrong statement and (R) is the correct statement. |
Subtopic: Carbohydrates - Classification & D-L configuration |
64%
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Given below are two statements:
| Assertion (A): | Vitamin D can be stored in our bodies. |
| Reason (R): | Vitamin D is a fat-soluble vitamin. |
| 1. | (A) and (R) both are correct statements and (R) explain the (A). |
| 2. | Both (A) and (R) are wrong statements. |
| 3. | (A) is the correct statement and (R) is the wrong statement. |
| 4. | (A) is the wrong statement and (R) is the correct statement. |
Subtopic: Vitamins, Hormones & Enzymes |
80%
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Given below are two statements:
| Assertion (A): | β -Glycosidic linkage is present in maltose. |
| Reason (R): | Maltose is composed of two glucose units in which C1 of one glucose unit is linked to C4 of another glucose unit. |
| 1. | (A) and (R) both are correct statements and (R) explain the (A). |
| 2. | (A) and (R) both are correct statements but (R) does not explain (A). |
| 3. | (A) is the correct statement and (R) is the wrong statement. |
| 4. | (A) is the wrong statement and (R) is the correct statement. |
Subtopic: Polysaccharides & their Importance |
51%
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