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Q. No.Which of the following are not secondary metabolites in plants?
1. Vinblastin, curcumin
2. Rubber, gums
3. Morphine, codeine
4. Amino acids, glucose
Subtopic: Primary & Secondary Metabolites |
87%
From NCERT
NEET - 2021
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The following can be found as a zwitter ion:
1. Fatty acid
2. Monosaccharide
3. Amino acid
4. Nucleic acid
1. Fatty acid
2. Monosaccharide
3. Amino acid
4. Nucleic acid
Subtopic: Element Analysis | Amino Acids |
89%
From NCERT
NEET - 2024
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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 |
67%
From NCERT
NEET - 2022
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Subtopic: Carbohydrates: Cellulose, Chitin, Inulin & Agar |
83%
From NCERT
NEET - 2023
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Which of the following are not fatty acids?
A. Glutamic acid
B. Arachidonic acid
C. Palmitic acid
D. Lecithin
E. Aspartic acid
Choose the correct answer from the options given below:
1. C, D and E only
2. A and B only
3. A, D and E only
4. B and C only
A. Glutamic acid
B. Arachidonic acid
C. Palmitic acid
D. Lecithin
E. Aspartic acid
Choose the correct answer from the options given below:
1. C, D and E only
2. A and B only
3. A, D and E only
4. B and C only
Subtopic: Element Analysis |
78%
From NCERT
NEET - 2024
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Glycogen is
1. produced by actin
2. depleted within 1 second of strenuous activity
3. a form of long-term energy storage
4. synthesized when cross bridges form
5. depleted before creatine phosphate reserves are used
1. produced by actin
2. depleted within 1 second of strenuous activity
3. a form of long-term energy storage
4. synthesized when cross bridges form
5. depleted before creatine phosphate reserves are used
Subtopic: Carbohydrates |
92%
From NCERT
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Select the option which is not correct with respect to enzyme action:
| 1. | Substrate binds with the enzyme at its active site. |
| 2. | Addition of a lot of succinate does not reverse the inhibition of succinic dehydrogenase by malonate |
| 3. | A non-competitive inhibitor binds the enzyme at a site distinct from that which binds the substrate |
| 4. | Malonate is a competitive inhibitor of succinic dehydrogenase |
Subtopic: Enzyme Inhibition: Introduction |
74%
From NCERT
AIPMT - 2014
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Subtopic: Enzymes |
78%
From NCERT
NEET - 2016
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Lecithin, a small molecular weight organic compound found in living tissues, is an example of:
1. Phospholipids
2. Glycerides
3. Carbohydrates
4. Amino acids
1. Phospholipids
2. Glycerides
3. Carbohydrates
4. Amino acids
Subtopic: Lipids |
82%
From NCERT
NEET - 2024
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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 |
87%
From NCERT
NEET - 2023
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