← All DNB papers

DNB Biochemistry solved question papers

1,443 Previous year DNB Biochemistry theory questions, from papers spanning 2018 to 2025, each with a written answer.

What is in this DNB Biochemistry question bank

Every question below was typed out of an actual DNB Biochemistry theory paper, tagged with its year, month, paper number and marks, so you can revise one paper at a time or one topic across every year. DNB and DrNB theory question papers set by the National Board of Examinations, 2011 to 2026.

Questions
1,443
Recent years
2018 to 2025
Papers
Paper 1, Paper 2, Paper 3, Paper 4

Sample questions from DNB Biochemistry papers

Five questions exactly as they appeared on the paper. 1,438 more, plus written answers, with a subscription.

  1. 2025 · December · Paper 1 · 10 marks

    Define proteinuria. Explain the pathogenesis, biochemical findings and management protocol in different types of proteinuria.

  2. 2025 · June · Paper 1 · 10 marks

    Discuss, how internal and external quality control is done in clinical biochemistry laboratory.

  3. 2025 · December · Paper 1 · 10 marks

    Highlight the impact of improper specimen collection on test accuracy and patient outcomes.

  4. 2025 · June · Paper 1 · 2.5 marks

    Linear regression analysis.

  5. 2025 · June · Paper 1 · 2.5 marks

    Cohort studies.

Written answers, all years and every filter come with a subscription. Sign in first, then pick a plan. Every plan also includes Landmark Trials, Journal Club, What to Read, 3D Anatomy Atlas and 101 PPT Bank decks free. See what a subscription includes

Sign in

Common questions

How many DNB Biochemistry previous year questions are available?
1,443 DNB Biochemistry theory questions, from papers spanning 2018 to 2025.
Which years of DNB Biochemistry question papers are covered?
Recent papers on the site cover 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018.
Do the DNB Biochemistry questions come with answers?
Yes. Every question has a written long-form answer, a table answer and a mind map, available after sign-in. The sample questions on this page are shown without answers.

Other DNB subjects