Q. No.Out of the three given structures, the correct statement regarding bonds 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)
Which of the following correctly describes sucrose?
| 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 |
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)
| 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. |
Carbohydrates are useful for plants:
1. To build cell membrane.
2. To support structure.
3. To serve as a storage molecule.
4. To help in the transport mechanism.
Consider the following compounds:
Ribose, 2-deoxyribose, maltose, galactose, fructose and lactose
The number of disaccharide carbohydrates is/are:
| 1. | 3 | 2. | 1 |
| 3. | 4 | 4. | 2 |
The main component present in starch and glycogen is:
1. Amylose
2. Glycose
3. Amylopectin
4. Cellulose
D-Glucose \(\xrightarrow[]{\textbf{?}}\) Saccharic acid
The oxidizing reagent used for this conversion is:
1. HI
2. Bromine water
3. HNO3
4. H2SO4
The open structure of glucose cannot be established by:
1. HCN
2. Schiff’s test
3. Hydroxylamine test
4. Reaction with HI
The incorrect statement about nucleic acid is:
| 1. | It is responsible for heredity. |
| 2. | It is responsible for protein synthesis in a cell. |
| 3. | It is a constituent of the chromosome. |
| 4. | It is responsible for the transmission of chemical signals. |
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