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Q. No.Identify the correct statement:
1.
α amino acids are substituted methanes
2.
Only triglycerides are lipids that are both macromolecules as well as polymers
3.
Cellulose forms secondary helical structures and can hold iodine molecules in the helical portion
4.
Every virus will have both DNA and RNA as its genetic material
Subtopic: Amino Acids |
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Level 2: 60%+
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Regarding various levels of protein structure, which of the following is not true?
| 1. | The positional information of amino acids in a protein is called the primary structure. |
| 2. | Alpha helix is a secondary structure and beta pleated sheet is a tertiary structure of a protein. |
| 3. | Tertiary structure is absolutely necessary for the many biological activities of proteins. |
| 4. | Quaternary structures are seen in proteins made of more than one polypeptide chain. |
Subtopic: Proteins |
89%
Level 1: 80%+
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Subtopic: Amino Acids |
84%
Level 1: 80%+
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Subtopic: Amino Acids |
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Level 1: 80%+
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All the following are examples of basic amino acids except:
| 1. | Lysine | 2. | Histidine |
| 3. | Arginine | 4. | Valine |
Subtopic: Amino Acids |
67%
Level 2: 60%+
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Identify the lipid shown in the given figure:
| 1. Glycerol 2. Fatty acid 3. Sphingosine 4. Cerebroside |
 |
Subtopic: Lipids |
91%
Level 1: 80%+
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Consider the given two statements:
| I: | Gingelly oil remains as oil in winters. |
| II: | The fatty acid components of the oil are all saturated. |
| 1. | Both I and II are correct and II correctly explains I |
| 2. | Both I and II are correct but II does not correctly explain I |
| 3. | I is correct but II is incorrect |
| 4. | I is incorrect but II is correct |
Subtopic: Lipids |
63%
Level 2: 60%+
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Which of the following given molecules will be a structural component of the cell membrane in an animal cell?
| I: |  |
| II: |  |
| III: |  |
| IV: |  |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only III and IV | 4. | I, II, III and IV |
Subtopic: Lipids |
70%
Level 2: 60%+
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Which of the following is the correct structure of a monomer present in the structure of a DNA molecule?
| 1. |  |
2. | .svg) |
| 3. |  |
4. |  |
Subtopic: Nucleic Acid: Nucleotides | The DNA |
72%
Level 2: 60%+
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Consider the given two statements:
| Statement I: | Secondary metabolites derived from plant, fungal and microbial cells do not have a use in human welfare. |
| Statement II: | We do not, at the moment, understand the role or functions of all the secondary metabolites in host organisms. |
| 1. | Both Statement I and Statement II are correct and Statement II correctly explains Statement I |
| 2. | Both Statement I and Statement II are correct but Statement II does not correctly explain Statement I |
| 3. | Statement I is correct but Statement II is incorrect |
| 4. | Statement I is incorrect but Statement II is correct |
Subtopic: Primary & Secondary Metabolites |
81%
Level 1: 80%+
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