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Q. No.Match each item in Column I with one in Column II and select the correct match from the codes given:
Secondary metabolites
Class
A.
Vinblastine
P.
Polymeric substances
B.
Concanavalin A
Q.
Drugs
C.
Rubber
R.
Toxins
D.
Ricin
S.
Lectins
Codes:
A
B
C
D
1.
R
S
P
Q
2.
Q
S
P
R
3.
Q
P
R
S
4.
P
Q
R
S
Subtopic: Primary & Secondary Metabolites |
89%
Level 1: 80%+
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Consider the given two statements:
| Assertion (A): | In solutions of different pH, the structure of amino acids changes. |
| Reason (R): | A particular property of amino acids is the ionizable nature of –NH2 and –COOH groups. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | (A) is True but (R) is False. |
| 3. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 4. | (A) is False but (R) is True. |
Subtopic: Amino Acids |
83%
Level 1: 80%+
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Tyrosine, phenylalanine and tryptophan are all:
1. Acidic amino acids
2. Sulphur containing amino acids
3. Essential amino acids
4. Aromatic amino acids
1. Acidic amino acids
2. Sulphur containing amino acids
3. Essential amino acids
4. Aromatic amino acids
Subtopic: Amino Acids |
91%
Level 1: 80%+
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The true macromolecular fraction of any living tissue or cell includes all the following except:
| 1. | polynucleotides | 2. | lipids |
| 3. | polysaccharides | 4. | polypeptides |
Subtopic: Element Analysis |
89%
Level 1: 80%+
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________ is the most abundant protein in animal world and _________ is the most abundant protein in
the whole of the biosphere.
1. Collagen, RuBisCO
2. RuBisCO, Collagen
3. Keratin, Collagen
4. Haemoglobin, RuBisCO
the whole of the biosphere.
1. Collagen, RuBisCO
2. RuBisCO, Collagen
3. Keratin, Collagen
4. Haemoglobin, RuBisCO
Subtopic: Proteins |
95%
Level 1: 80%+
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Prosthetic groups are distinguished from other cofactors in that they:
1. Only I is true
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
| I: | are organic compounds. |
| II: | are tightly bound to the apoenzyme. |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Enzyme Cofactors |
Level 3: 35%-60%
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Consider the given two statements:
| Assertion (A): | Dietary proteins are the source of essential amino acids. |
| Reason (R): | Amino acids are organic compounds containing an amino group and an acidic group as substituents on the same carbon. |
| 1. | Both (A) and (R) are True but the (R) does not explain (A). |
| 2. | (A) is True but (R) is False. |
| 3. | Both (A) and (R) are True and (R) correctly explains (A). |
| 4. | (A) is False but (R) is True. |
Subtopic: Amino Acids |
82%
Level 1: 80%+
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GLUT-4, that enables glucose transport into the cells, is a:
| 1. | protein | 2. | amino acid |
| 3. | lipid | 4. | ribonucleoprotein |
Subtopic: Proteins |
90%
Level 1: 80%+
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The number of correct statements from the given statements are:
1. 2
2. 3
3. 4
4. 5
| I: | Almost all enzymes are proteins. |
| II: | Some nucleic acids can behave like enzymes. |
| III: | No enzyme in living organisms can function above 40 °C. |
| IV: | Enzymes are the reason that chemicals react with each other. |
| V: | Enzymes are not sensitive to pH in their environment. |
2. 3
3. 4
4. 5
Subtopic: Enzymes | Enzyme Catalysis | Factors Affecting Enzyme Catalysis Reaction |
Level 3: 35%-60%
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Consider the two statements:
1. Statement I is correct; Statement II is incorrect
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
| Statement I: | Palmitic acid has 16 carbons including carboxyl carbon. |
| Statement II: | Arachidonic acid has 20 carbon atoms including the carboxyl carbon. |
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
Subtopic: Lipids |
93%
Level 1: 80%+
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