Q. No.
Which of the following are not secondary metabolites in plants?
| 1. | Vinblastin, curcumin | 2. | Rubber, gums |
| 3. | Morphine, codeine | 4. | Amino acids, glucose |
Match List-I with List-II.
| List-I | List-II | ||
| (a) | Protein | I. | C-C double bonds |
| (b) | Unsaturated fatty acid | II. | Phosphodiester bonds |
| (c) | Nucleic acid | III. | Glycosidic bonds |
| (d) | Polysaccharides | IV. | Peptide bonds |
Choose the correct answer from the options given below.
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (i) | (iv) | (iii) |
| 2. | (iv) | (iii) | (i) | (ii) |
| 3. | (iv) | (i) | (ii) | (iii) |
| 4. | (i) | (iv) | (iii) | (ii) |
Following are the statements with reference to 'lipids'.
| (a) | Lipids having only single bonds are called unsaturated fatty acids. |
| (b) | Lecithin is a phospholipid. |
| (c) | Trihydroxy propane is glycerol. |
| (d) | Palmitic acid has 20 carbon atoms including carboxyl carbon. |
| (e) | Arachidonic acid has 16 carbon atoms. |
Choose the correct statements from the options given below.
1. (b) and (c) only
2. (b) and (e) only
3. (a) and (b) only
4. (c) and (d) only
The figure given below shows the conversions of a substrate into product by an enzyme. In which one of the four options (1-4), the components of the reaction labelled as A, B, C and D are identified correctly:
Options
| A | B | C | D | |
| 1. | Transition state |
Potential energy |
Activation energy without enzyme |
Activation energy with enzyme |
| 2. | Potential energy |
Transition state |
Activation energy with enzyme |
Activation energy without enzyme |
| 3. | Activation energy with enzyme |
Transition state |
Activation energy without enzyme |
Potential energy |
| 4. | Potential energy |
Transition state |
Activation energy without enzyme |
Activation energy with enzyme |
Identify the basic amino acid from the following:
1. Glutamic Acid
2. Lysine
3. Valine
4. Tyrosine
Match the following:
| (a) | Inhibitor of catalytic activity | (i) | Ricin |
| (b) | Possess peptide bonds | (ii) | Malonate |
| (c) | Cell wall material in fungi | (iii) | Chitin |
| (d) | Secondary metabolite | (iv) | Collagen |
Choose the correct option from the following:
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (i) | (iv) | (ii) |
| 2. | (iii) | (iv) | (i) | (ii) |
| 3. | (ii) | (iii) | (i) | (iv) |
| 4. | (ii) | (iv) | (iii) | (i) |
Identify the substances having a glycosidic bond and peptide bond, respectively in their structure:
| 1. | Glycerol, trypsin | 2. | Cellulose, lecithin |
| 3. | Inulin, insulin | 4. | Chitin, cholesterol |
Which one of the following is the most abundant protein in the animals?
| 1. | Collagen | 2. | Lectin |
| 3. | Insulin | 4. | Hemoglobin |
Consider the following statements:
| (A) | Coenzyme or metal ion that is tightly bound to enzyme protein is called prosthetic group |
| (B) | A complete catalytic enzyme with its bound prosthetic group is called apoenzyme |
Select the correct option
1. (A) is False but (B) is True
2. Both (A) and (B) are True
3. (A) is True but (B) is False
4. Both (A) and (B) are False
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