Match each item in Column I with one item in Column II and chose your answer from the codes given below:
Column I (Type of secondary metabolite) |
Column II (example) |
I. Alkaloid II. Toxin III. Lectin IV. Drug |
1. Abrin 2. Morphine 3. Vinblastin 4. Concanavalin A |
Codes
I II III IV
1. 1 2 3 4
2. 2 1 4 3
3. 2 1 3 4
4. 1 2 4 3
The number of correct statements amongst the given statements is:
I. Amino acids are substitute methanes.
II. The R group in serine is hydroxyl-methyl.
III. Arachidonic acid has 20 carbon atoms including the carboxyl carbon.
IV. Glycerol is trihydroxypropane.
V. Lecithin is a phospholipid.
1. 2
2. 3
3. 4
4. 5
Match the following:
(a) | Inhibitor of catalytic activity of succinate dehydrogenase | (i) | Ricin |
(b) | Possess peptide bonds | (ii) | Malonate |
(c) | Cell wall material in fungi | (iii) | Chitin |
(d) | Secondary metabolite | (iv) | Collagen |
(a) | (b) | (c) | (d) | |
1. | (iii) | (i) | (iv) | (ii) |
2. | (iii) | (iv) | (i) | (ii) |
3. | (ii) | (iii) | (i) | (iv) |
4. | (ii) | (iv) | (iii) | (i) |
Match the following:
Column I | Column II | ||
(a) | Aquaporin | (i) | Amide |
(b) | Asparagine | (ii) | Polysaccharide |
(c) | Abscisic acid | (iii) | Polypeptide |
(d) | Chitin | (iv) | Carotenoids |
Options: | (a) | (b) | (c) | (d) |
1. | (iii) | (i) | (iv) | (ii) |
2. | (ii) | (iii) | (iv) | (i) |
3. | (ii) | (i) | (iv) | (iii) |
4. | (iii) | (i) | (ii) | (iv) |
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. |
You have to choose the correct statements out of the five given above. Choose the correct answer 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
Consider the given two statements:
I: | In competitive enzyme inhibition, the substrate and inhibitor cannot bind to the enzyme at the same time. |
II: | The inhibitor always has a much higher affinity for the active site than the normal substrate. |
1. | Both I and II are correct and II explains I |
2. | Both I and II are correct but II does not explain I |
3. | I is correct but II is incorrect |
4. | I is incorrect but II is correct |
Consider the following two statements:
I: | Enzyme catalyzed reactions are affected by the change in the temperature and pH. |
II: | Change in pH and temperature affects the tertiary structure of proteins. |
Consider the given two statements:
I: | Lipids come under acid insoluble fraction. |
II: | Lipids are macromolecules. |
1. | Both I and II are correct and II explains I |
2. | Both I and II are correct but II does not explain I |
3. | I is correct but II is incorrect |
4. | I is incorrect but II is correct |
Assertion (A): | Lipids are macromolecules |
Reason (R): | They have a molecular weight range of ten thousand Daltons and above. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are False. |
Assertion (A): | Dietary proteins are the source of essential amino acids. |
Reason (R): | All essential amino acids are aromatic. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are False. |