CUET PG PYQs for Biomolecules with Solutions: Practice CUET PG Previous Year Questions

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Biomolecules is an important topic in the Biochemistry section in CUET PG exam. Practising this topic will increase your score overall and make your conceptual grip on CUET PG exam stronger.

This article gives you a full set of CUET PG PYQs for Biomolecules with explanations for effective preparation. Practice of CUET PG Biochemistry PYQs including Biomolecules questions regularly will improve accuracy, speed, and confidence in the CUET PG 2026 exam.

CUET PG PYQs for Biomolecules with Solutions

1.
The structure of protein comprises of:
(A). Primary structure of protein is associated with amino acids
(B). Secondary structure of protein is associated to peptides
(C). Tertiary structure of protein is associated with polypeptide chains
(D). Quaternary structure of protein is associated with polypeptide chains
Choose the correct answer from the options given below:
- (A), (B) and (D) only.
- (A), (B) and (C) only.
- (A), (B), (C) and (D).
- (B), (C) and (D) only.
View Solution
2.
The most abundant monosaccharide in nature is:
- Maltose
- Glucose
- Lactose
- Amylose
View Solution
3.
Which of the following is used in protein classification?
- Length
- Genus
- Composition
- Motif
View Solution
4.
When wool sweaters are washed in hot water, they shrink. In contrast, when silk clothes are washed, they do not shrink under the same conditions:
(A) The β-woolen polypeptide chains are converted to the native α-helical conformation.
(B) The structure of silk β-sheets is more stable than that of wool.
(C) The β-woolen polypeptide chains remain in their native conformation.
(D) The structure of silk β-sheets is less stable than that of the wool protein structure.
Choose the correct answer from the options given below:
- (A) only
- (A), (B) and (D) only
- (A), (B), (C) and (D)
- (B), (C) and (D) only
View Solution
5.
Even at relatively high resolution, most of the peaks in a HNMR spectrum of a protein are broad, which makes it difficult to extract information about biological samples using NMR. This is because:
- Presence of paramagnetic ions in biological molecules
- Single monomer chain in biopolymers
- Absence of paramgnetic ions in biopolymers
- Absence of Chemical exchange of protons between different close-by sites
View Solution
6.
The pH at which an amino acid has no net electric charge and does not move in an electric field is called:
- Isoelectric
- Isozyme
- Isomerase
- Isoelectric
View Solution
7.
Match List I with List II
List I Category List II: Examples
A Fatty acids (iv) Oleate
B Prenol lipids (ii) Farnesol
C Saccharolipids (iii) Lipopolysaccharide
D Polyketides (i) Tetracycline
Choose the correct answer from the options given below:
- (A) - (I), (B) - (III), (C) - (II), (D) - (IV)
- (A) - (II), (B) - (III), (C) - (IV), (D) - (I)
- (A) - (III), (B) - (IV), (C) - (I), (D) - (II)
- (A) - (IV), (B) - (II), (C) - (III), (D) - (I)
View Solution
8.
In 1953, Frederick Sanger determined the amino acid sequence of which protein?
- Caspase
- Hemoglobin
- Insulin
- DNA polymerase
View Solution
9.
Which of the following statements are correct?
(A) Some types of lipids play critical roles as cofactors or signals.
(B) Prostaglandins are derived from arachidonate.
(C) Steroid hormones are derived from sterols.
(D) Vitamins D, A, and E are fat-soluble.
Choose the correct answer from the options given below:
- (A), (B) and (D) only
- (A), (B) and (C) only
- (A), (B), (C) and (D)
- (B), (C) and (D) only
View Solution
10.
Match List I with List II
List I Protein Name List II Molecular Weight (kDa)
A β-galactosidase (i) 14.4
B Bovine Serum Albumin (ii) 116.25
C Ovalbumin (iii) 45
D Lysozyme (iv) 66.2
Choose the correct answer from the options given below:
- (A) - (IV), (B) - (III), (C) - (II), (D) - (I)
- (A) - (II), (B) - (IV), (C) - (III), (D) - (I)
- (A) - (II), (B) - (III), (C) - (IV), (D) - (I)
- (A) - (II), (B) - (IV), (C) - (I), (D) - (III)
View Solution
11.
4-hydroxyproline is an example of:
- Nonstandard amino acid
- Hormone
- Antibiotic
- Antibody
View Solution
12.
Match List I with List II
List I Animal Plasma Membrane List II: Type of Sterol
A Human myelin sheath (iii) Cholesterol
B Maize leaf (iv) Stigmasterol
C Yeast (ii) Ergosterol
D Paramecium (i) Sitosterol
Choose the correct answer from the options given below:
- (A) - (I), (B) - (III), (C) - (II), (D) - (IV)
- (A) - (II), (B) - (IV), (C) - (I), (D) - (III)
- (A) - (III), (B) - (IV), (C) - (II), (D) - (I)
- (A) - (IV), (B) - (II), (C) - (I), (D) - (III)
View Solution
13.
Which of the following are chiral molecules?

Choose the correct answer from the options given below:
- (A) and (D) only
- (A), (C) and (D) only
- (A) and (B) only
- (B) and (D) only
View Solution
14.
Match List I with List II:
List I Functional Group List II Description
A Hydroxyl I. DNA
B Carboxyl II. Proteins
C Amino III. Polar
D Phosphate IV. Fatty acids
Choose the correct answer from the options given below:
- (A) - (III), (B) - (IV), (C) - (II), (D) - (I)
- (A) - (I), (B) - (II), (C) - (III), (D) - (IV)
- (A) - (II), (B) - (IV), (C) - (I), (D) - (III)
- (A) - (IV), (B) - (III), (C) - (I), (D) - (II)
View Solution
15.
Phosphatidylcholine and phosphatidylserine are examples of:
- Fatty acids
- Glycerolipids
- Glycerophospholipids
- Sphingolipids
View Solution

List I	Category	List II: Examples
A	Fatty acids	(iv) Oleate
B	Prenol lipids	(ii) Farnesol
C	Saccharolipids	(iii) Lipopolysaccharide
D	Polyketides	(i) Tetracycline

List I	Protein Name	List II Molecular Weight (kDa)
A	β-galactosidase	(i) 14.4
B	Bovine Serum Albumin	(ii) 116.25
C	Ovalbumin	(iii) 45
D	Lysozyme	(iv) 66.2

List I	Animal Plasma Membrane	List II: Type of Sterol
A	Human myelin sheath	(iii) Cholesterol
B	Maize leaf	(iv) Stigmasterol
C	Yeast	(ii) Ergosterol
D	Paramecium	(i) Sitosterol

List I	Functional Group	List II Description
A	Hydroxyl	I. DNA
B	Carboxyl	II. Proteins
C	Amino	III. Polar
D	Phosphate	IV. Fatty acids

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CUET PG PYQs for Biomolecules with Solutions: Practice CUET PG Previous Year Questions

CUET PG PYQs for Biomolecules with Solutions

2.
The most abundant monosaccharide in nature is:

3.
Which of the following is used in protein classification?

5.
Even at relatively high resolution, most of the peaks in a HNMR spectrum of a protein are broad, which makes it difficult to extract information about biological samples using NMR. This is because:

6.
The pH at which an amino acid has no net electric charge and does not move in an electric field is called:

7.
Match List I with List II
List I Category List II: Examples
A Fatty acids (iv) Oleate
B Prenol lipids (ii) Farnesol
C Saccharolipids (iii) Lipopolysaccharide
D Polyketides (i) Tetracycline
Choose the correct answer from the options given below:

8.
In 1953, Frederick Sanger determined the amino acid sequence of which protein?

10.
Match List I with List II
List I Protein Name List II Molecular Weight (kDa)
A β-galactosidase (i) 14.4
B Bovine Serum Albumin (ii) 116.25
C Ovalbumin (iii) 45
D Lysozyme (iv) 66.2
Choose the correct answer from the options given below:

11.
4-hydroxyproline is an example of:

12.
Match List I with List II
List I Animal Plasma Membrane List II: Type of Sterol
A Human myelin sheath (iii) Cholesterol
B Maize leaf (iv) Stigmasterol
C Yeast (ii) Ergosterol
D Paramecium (i) Sitosterol
Choose the correct answer from the options given below:

13.
Which of the following are chiral molecules?

Choose the correct answer from the options given below:

14.
Match List I with List II:
List I Functional Group List II Description
A Hydroxyl I. DNA
B Carboxyl II. Proteins
C Amino III. Polar
D Phosphate IV. Fatty acids
Choose the correct answer from the options given below:

15.
Phosphatidylcholine and phosphatidylserine are examples of:

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CUET PG PYQs for Biomolecules with Solutions

2.The most abundant monosaccharide in nature is:

3.Which of the following is used in protein classification?

5.Even at relatively high resolution, most of the peaks in a HNMR spectrum of a protein are broad, which makes it difficult to extract information about biological samples using NMR. This is because:

6.The pH at which an amino acid has no net electric charge and does not move in an electric field is called:

7.Match List I with List IIList ICategoryList II: ExamplesAFatty acids(iv) OleateBPrenol lipids(ii) FarnesolCSaccharolipids(iii) LipopolysaccharideDPolyketides(i) TetracyclineChoose the correct answer from the options given below:

8.In 1953, Frederick Sanger determined the amino acid sequence of which protein?

10.Match List I with List IIList IProtein NameList II Molecular Weight (kDa)Aβ-galactosidase(i) 14.4BBovine Serum Albumin(ii) 116.25COvalbumin(iii) 45DLysozyme(iv) 66.2Choose the correct answer from the options given below:

11.4-hydroxyproline is an example of:

12.Match List I with List IIList IAnimal Plasma MembraneList II: Type of SterolAHuman myelin sheath(iii) CholesterolBMaize leaf(iv) StigmasterolCYeast(ii) ErgosterolDParamecium(i) SitosterolChoose the correct answer from the options given below:

13.Which of the following are chiral molecules? Choose the correct answer from the options given below:

14.Match List I with List II:List IFunctional GroupList II DescriptionAHydroxylI. DNABCarboxylII. ProteinsCAminoIII. PolarDPhosphateIV. Fatty acidsChoose the correct answer from the options given below:

15.Phosphatidylcholine and phosphatidylserine are examples of:

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2.
The most abundant monosaccharide in nature is:

3.
Which of the following is used in protein classification?

5.
Even at relatively high resolution, most of the peaks in a HNMR spectrum of a protein are broad, which makes it difficult to extract information about biological samples using NMR. This is because:

6.
The pH at which an amino acid has no net electric charge and does not move in an electric field is called:

7.
Match List I with List II
List I Category List II: Examples
A Fatty acids (iv) Oleate
B Prenol lipids (ii) Farnesol
C Saccharolipids (iii) Lipopolysaccharide
D Polyketides (i) Tetracycline
Choose the correct answer from the options given below:

8.
In 1953, Frederick Sanger determined the amino acid sequence of which protein?

10.
Match List I with List II
List I Protein Name List II Molecular Weight (kDa)
A β-galactosidase (i) 14.4
B Bovine Serum Albumin (ii) 116.25
C Ovalbumin (iii) 45
D Lysozyme (iv) 66.2
Choose the correct answer from the options given below:

11.
4-hydroxyproline is an example of:

12.
Match List I with List II
List I Animal Plasma Membrane List II: Type of Sterol
A Human myelin sheath (iii) Cholesterol
B Maize leaf (iv) Stigmasterol
C Yeast (ii) Ergosterol
D Paramecium (i) Sitosterol
Choose the correct answer from the options given below:

13.
Which of the following are chiral molecules?

Choose the correct answer from the options given below:

14.
Match List I with List II:
List I Functional Group List II Description
A Hydroxyl I. DNA
B Carboxyl II. Proteins
C Amino III. Polar
D Phosphate IV. Fatty acids
Choose the correct answer from the options given below:

15.
Phosphatidylcholine and phosphatidylserine are examples of: