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Q. No.Match List - I with List - II
List-I
List-II
(A)
Terpenoids
(I)
Codeine
(B)
Unsaturated fatty acid
(II)
Diterpenes
(C)
Nucleic acid
(III)
Ricin
(D)
Polysaccharide
(IV)
Concanavalin A
Choose the correct answer from the options given below:
Options:
(A)
(B)
(C)
(D)
1.
II
IV
III
I
2.
II
I
IV
III
3.
II
III
I
IV
4.
II
IV
I
III
Subtopic: Primary & Secondary Metabolites |
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Which of the following is not a secondary metabolite?
| 1. | Curcumin | 2. | Morphine |
| 3. | Anthocyanin | 4. | Lecithin |
Subtopic: Primary & Secondary Metabolites |
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Subtopic: Carbohydrates: Cellulose, Chitin, Inulin & Agar |
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Match List - I with List - II
Choose the correct answer from the options given below:
| List-I | List-II | ||
| (A) | Protein | (I) | C=C double bonds |
| (B) | Unsaturated fatty acid | (II) | Phosphodiester bond |
| (C) | Nucleic acid | (III) | Glycosidic bonds |
| (D) | Polysaccharide | (IV) | Peptide bonds |
| Options: | (A) | (B) | (C) | (D) |
| 1. | II | I | IV | III |
| 2. | IV | III | I | II |
| 3. | IV | I | II | III |
| 4. | I | IV | III | II |
Subtopic: Nucleic Acid | Proteins | Lipids | Carbohydrates: Glycosidic Bond & Disaccharide |
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NEET - 2023
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Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
| Statement I: | A protein is imagined as a line, the left end represented by first amino acid (C-terminal) and the right end represented by last amino acid (N-terminal). |
| Statement II: | Adult human haemoglobin, consists of 4 subunits (two subunits of \(\alpha\) type and two subunits of ẞ type.) |
In the light of the above statements, choose the correct answer from the options given below:
| 1. | Statement I is false but Statement II is true. |
| 2. | Both Statement I and Statement II are true. |
| 3. | Both Statement I and Statement II are false. |
| 4. | Statement I is true but Statement II is false. |
Subtopic: Amino Acids | Proteins |
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Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is false but Statement II is true.
2. Both Statement I and Statement II are true.
3. Both Statement I and Statement II are false.
4. Statement I is true but Statement II is false.
| Statement I: | Low temperature preserves the enzyme in a temporarily inactive state whereas high temperature destroys enzymatic activity because proteins are denatured by heat. |
| Statement II: | When the inhibitor closely resembles the substrate in its molecular structure and inhibits the activity of the enzyme, it is known as competitive inhibitor |
1. Statement I is false but Statement II is true.
2. Both Statement I and Statement II are true.
3. Both Statement I and Statement II are false.
4. Statement I is true but Statement II is false.
Subtopic: Factors Affecting Enzyme Catalysis Reaction | Enzyme Inhibition |
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Malonate inhibits the growth of pathogenic bacteria by inhibiting the activity of:
| 1. | Dinitrogenase | 2. | Succinic dehydrogenase |
| 3. | Amylase | 4. | Lipase |
Subtopic: Enzyme Inhibition |
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Cellulose does not form blue colour with Iodine because
| 1. | It breaks down when iodine reacts with it. |
| 2. | It is a disaccharide. |
| 3. | It is a helical molecule. |
| 4. | It does not contain complex helices and hence cannot hold iodine molecules. |
Subtopic: Carbohydrates: Cellulose, Chitin, Inulin & Agar |
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If A and C make 30% and 20% of DNA, respectively, what will be the percentage composition of T and G ?
1. T : 20%, G : 30%
2. T : 30%, G : 20%
3. T : 30%, G : 30%
4. T : 20%, G : 20%
1. T : 20%, G : 30%
2. T : 30%, G : 20%
3. T : 30%, G : 30%
4. T : 20%, G : 20%
Subtopic: Nucleic Acid: Nucleotides |
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In the enzyme which catalyses the breakdown of:
\(\mathrm{H}_2 \mathrm{O}_2 \rightarrow \mathrm{H}_2 \mathrm{O}+\mathrm{O}_2\)
the prosthetic group is :
1. Nicotinamide adenine dinucleotide
2. Haem
3. Zinc
4. Niacin
\(\mathrm{H}_2 \mathrm{O}_2 \rightarrow \mathrm{H}_2 \mathrm{O}+\mathrm{O}_2\)
the prosthetic group is :
1. Nicotinamide adenine dinucleotide
2. Haem
3. Zinc
4. Niacin
Subtopic: Enzyme Cofactors |
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