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Q. No.Subtopic: Nucleic Acid: Nucleotides |
89%
From NCERT
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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 |
68%
From NCERT
NEET - 2022
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Following are the statements with reference to 'lipids'.
| (a) | Lipids having only single bonds are called unsaturated fatty acids. |
| (b) | Lecithin is a phospholipid. |
| (c) | Trihydroxy propane is glycerol. |
| (d) | Palmitic acid has 20 carbon atoms including carboxyl carbon. |
| (e) | Arachidonic acid has 16 carbon atoms. |
You have to choose the correct statements out of the five given above. Choose the correct answer from the options given below:
1. (b) and (c) only
2. (b) and (e) only
3. (a) and (b) only
4. (c) and (d) only
Subtopic: Lipids |
80%
From NCERT
NEET - 2021
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Identify the incorrect pair.
1. Lectins - Concanavalin A
2. Drugs - Ricin
3. Alkaloids - Codeine
4. Toxin - Abrin
Subtopic: Primary & Secondary Metabolites |
79%
From NCERT
NEET - 2021
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Match List -I with List - II.
| List-I | List-II | ||
| (a) | Protein | I. | C-C double bonds |
| (b) | Unsaturated fatty acid | II. | Phosphodiester bonds |
| (c) | Nucleic acid | III. | Glycosidic bonds |
| (d) | Polysaccharides | IV. | Peptide bonds |
Choose the correct answer from the options given below:
| 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: Nucleotides | Proteins | Carbohydrates | Lipids |
86%
From NCERT
NEET - 2021
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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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Match the following:
| Column I | Column II | ||
| (a) | Aquaporin | (i) | Amide |
| (b) | Asparagine | (ii) | Polysaccharide |
| (c) | Abscisic acid | (iii) | Polypeptide |
| (d) | Chitin | (iv) | Carotenoids |
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (i) | (iv) | (ii) |
| 2. | (ii) | (iii) | (iv) | (i) |
| 3. | (ii) | (i) | (iv) | (iii) |
| 4. | (iii) | (i) | (ii) | (iv) |
Subtopic: Proteins | Carbohydrates |
80%
From NCERT
NEET - 2020
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Glycogen is a homopolymer made of
1. Glucose units
2. Galactose units
3. Ribose units
4. Aminoacids
1. Glucose units
2. Galactose units
3. Ribose units
4. Aminoacids
Subtopic: Carbohydrates: Starch & Glycogen |
From NCERT
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Match the protein in Column-I with its occurrence in Column-II and choose the correct option.
1. (a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)
2. (a)-(ii), (b)-(i), (c)-(iii), (d)-(iv)
3. (a)-(ii), (b)-(iv), (c)-(iii), (d)-(i)
4. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
| Column-I | Column-II | ||
| (a) | Mucin | (i) | pulse |
| (b) | Heparin | (ii) | saliva |
| (c) | Legumelin | (iii) | hair |
| (d) | Karatin | (iv) | blood |
1. (a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)
2. (a)-(ii), (b)-(i), (c)-(iii), (d)-(iv)
3. (a)-(ii), (b)-(iv), (c)-(iii), (d)-(i)
4. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
Subtopic: Introduction to Proteins |
84%
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Match the following and select the correct option.
1. i-a, ii-c, iii-d, iv-b
2. i-a, ii-b, iii-c, -iv-d
3. i-b, ii-c, iii-d, iv-a
4. i-b, ii-d, iii-a, iv-c
| Columns I (Sugars) |
Column II (No. of Carbons) |
||
| i. | Erythrose | a. | Five |
| ii. | Glucose | b. | Four |
| iii. | Ribose | c. | Seven |
| iv. | Sedoheptulose | d. | Six |
2. i-a, ii-b, iii-c, -iv-d
3. i-b, ii-c, iii-d, iv-a
4. i-b, ii-d, iii-a, iv-c
Subtopic: Carbohydrates: Introduction |
86%
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