Given below is a schematic diagram of a metabolic pathway in living organisms. Please do not try to decipher anything from the given diagram. Can you tell what will be true for metabolic pathways in living organisms in general?
I. Biomolecules in a living organism have a turn over.
II. Metabolic pathways cross-cross each other.
III. Flow of metabolites through metabolic pathways has a definite rate and direction.
1. Only I and II
2. Only I and III
3. Only II and III
4. I, II and III
 71%
Level 2: 60%+
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Identify the correct statement regarding the figure given:
| 1. | A is an ester bond; B is a glycosidic bond and they are type of hydrogen bonds |
| 2. | A is an ester bond; B is a glycosidic bond and they are formed by dehydration synthesis |
| 3. | A is a peptide bond; B is a glycosidic bond and they are types of hydrogen bonds |
| 4. | A is a peptide bond; B is an ester bond and they are formed by dehydration synthesis |
Subtopic: Â The DNA |
 75%
Level 2: 60%+
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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:
\(\mathrm{H}_2 \mathrm{O}_2 \rightarrow \mathrm{H}_2 \mathrm{O}+\mathrm{O}_2\)
the prosthetic group is:
| 1. | Nicotinamide adenine dinucleotide | 2. | Haem |
| 3. | Zinc | 4. | Niacin |
Subtopic: Â Enzyme Cofactors |
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Level 2: 60%+
NEET - 2022
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Amongst the following, the element constituting the least percent of the weight of human body is:
1. Oxygen
2. Carbon
3. Hydrogen
4. Nitrogen
1. Oxygen
2. Carbon
3. Hydrogen
4. Nitrogen
Subtopic: Â Element Analysis |
Level 4: Below 35%
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The molecule shown in the given figure is:
1. Uridine
2. Thymidine
3. Uridylic acid
4. Thymidylic acid
1. Uridine
2. Thymidine
3. Uridylic acid
4. Thymidylic acid
Subtopic: Â Nucleic Acid: Nucleotides |
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When a cell is chemically analysed, one feature common to all compounds found in the acid soluble pool is:
1. They are all homopolymers.
2. They are all heteropolymers.
3. They have molecular weight between 18 and 800 daltons.
4. All of them are biomacromolecules.
1. They are all homopolymers.
2. They are all heteropolymers.
3. They have molecular weight between 18 and 800 daltons.
4. All of them are biomacromolecules.
Subtopic: Â Element Analysis |
 79%
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What is the number of correct statements amongst the statements given below?
I. Valine is an acidic amino acid.
II. Gingelly oil remains as oil in winters.
III. Abrin, Morphine and Vinblastin are all primary metabolites.
IV. Insulin is a polymer of fructose.
V. In a polysaccharide chain, the right end is the reducing end.
VI. Collagen is most abundant protein in biosphere.
1. 2
2. 3
3. 4
4. 5
I. Valine is an acidic amino acid.
II. Gingelly oil remains as oil in winters.
III. Abrin, Morphine and Vinblastin are all primary metabolites.
IV. Insulin is a polymer of fructose.
V. In a polysaccharide chain, the right end is the reducing end.
VI. Collagen is most abundant protein in biosphere.
1. 2
2. 3
3. 4
4. 5
Subtopic: Â Amino Acids |Â Carbohydrates |Â Lipids |Â Lipids: Fatty Acids |Â Different Amino Acids |Â Primary & Secondary Metabolites |
 51%
Level 3: 35%-60%
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The bonds formed by dehydration include:
A. Glycosidic bond
B. Peptide bond
1. Only A
2. Only B
3. Both A and B
4. Neither A nor B
A. Glycosidic bond
B. Peptide bond
1. Only A
2. Only B
3. Both A and B
4. Neither A nor B
Subtopic: Â Zwitter ion & Peptide Bond |Â Carbohydrates: Glycosidic Bond & Disaccharide |
 71%
Level 2: 60%+
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Consider the two statements:
Statement I: Majority of chemical reactions in living organisms occur in isolation.
Statement II: A few chemical reactions in living organisms like peptide bond formation, are not catalyzed.
1. Statement I is correct and Statement II is also correct
2. Statement I is incorrect and Statement II is correct
3. Statement I is incorrect and Statement II is also incorrect
4. Statement I is correct and Statement II is incorrect
Statement I: Majority of chemical reactions in living organisms occur in isolation.
Statement II: A few chemical reactions in living organisms like peptide bond formation, are not catalyzed.
1. Statement I is correct and Statement II is also correct
2. Statement I is incorrect and Statement II is correct
3. Statement I is incorrect and Statement II is also incorrect
4. Statement I is correct and Statement II is incorrect
Subtopic: Â Introduction |
Level 3: 35%-60%
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In peroxidase and catalase, heam is:
| 1. | prosthetic group and is a part of active site |
| 2. | prosthetic group and is not a part of active site |
| 3. | is a co-enzyme |
| 4. | is a co-substrate |
Subtopic: Â Enzymes Classification |
 71%
Level 2: 60%+
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