Chemistry · JEE

Proteins: Elementary idea of a-amino acids, peptide bond, polypeptides, proteins: primary, secondary, tertiary and quaternary structure (qualitative idea only), denaturation of proteins, enzymes Previous Year Questions for JEE

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Part of Biomolecules in JEE Main Chemistry.

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Q1ChemistryUnit 19: Biomolecules

Among the following compounds most basic amino acid is:

Q2ChemistryUnit 19: Biomolecules

Amino acids are building blocks of:

Q3ChemistryUnit 19: Biomolecules

Cheese is a

Q4ChemistryUnit 19: Biomolecules

\alpha-

amino acid when heated with NaOH/CaO forms:

Q5ChemistryUnit 19: Biomolecules

Antibiotics kill or inhibits bacteria. The real revolution in antibacterial therapy began with the discovery of Alexander Fleming. Antibiotics have either bactericidal effect or a bacteriostatic effect on microbes. The antibiotic given orally in case of typhoid, dysentry, acute fever, etc. is:

Q6ChemistryUnit 19: Biomolecules

During the process of digestion, the protein present in food materials are hydrolysed to amino acids. The two enzymes involved in the process are: Proteins Enzyme

\quad(A)

Polypeptides Enzyme

^{(B)}

Amino acids

Q7ChemistryUnit 19: Biomolecules

Complete the correlation. Silk worm: Cocoon : :Wool:

Q8ChemistryUnit 19: Biomolecules

Which of the following is bacteriostatic?

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Why practise PYQs for Proteins: Elementary idea of a-amino acids, peptide bond, polypeptides, proteins: primary, secondary, tertiary and quaternary structure (qualitative idea only), denaturation of proteins, enzymes?

PYQs reveal recurring concepts, common traps, and the difficulty level JEE expects. Solving them builds exam temperament and time management.

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Our bank includes exam-style MCQs aligned with JEE Main Chemistry syllabus for Proteins: Elementary idea of a-amino acids, peptide bond, polypeptides, proteins: primary, secondary, tertiary and quaternary structure (qualitative idea only), denaturation of proteins, enzymes, covering the same topics as previous year papers.

How should I use PYQs for Biomolecules?

Solve timed sets, review every explanation, note weak subtopics, then revisit with focused practice on Goodmarks.

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