Epidemiological Principles

Previous year questions on Epidemiological Principles for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Community Medicine section of the exam.
Most questions here come from previous-year papers of Indian postgraduate medical entrance and licensing exams; where a paper and year are recorded the question carries them. The image-based questions are original vignettes written around an openly licensed figure, and were never asked in any exam.
80 live questions in Epidemiological Principles.
3 of 80 questions carry a verified exam year: 2019.
Community Medicine is worth about 25 of 300 questions on the exam. See every subject’s weightage.
Question set last updated 3 Sept 2026.

Q1.Incidence of a disease is 4 per 1000 of population with duration of 2 years. Calculate the prevalence?
- A8/1000
- B4/1000
- C2/1000
- D6/1000
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Q2.In an epidemic, the 1st step is
- AVerification of diagnosis
- BIsolation
- CImmunization
- DNotification
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Q3.In a population of 5000, on 1st January, total cases of myopia were 500. Till 31st December, 90 new cases were found. Calculate the incidence of myopia PER 100.
- A1.8
- B2
- C5
- D18
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Q4.In an outbreak of cholera in a village of 2,000 population, 20 cases have occurred and 5 died. Case fatality rate is
- A1%
- B0.25%
- C5%
- D25%
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Q5.HILL’S criteria of causal association are all except:
- ASpecificity of association
- BSensitivity
- CConsistency
- DCoherence
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Q6.Prevalence is calculated by formula
- AIncidence x Mean duration x 100
- BIncidence/ Mean duration x 100
- CIncidence/Mean duration
- DIncidence x Mean duration
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Q7.100% mortality disease, incidence and prevalence relationship will be;
- AP = 1
- BP > 1
- CP < 1
- DNo relationship
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Q8.According to WHO, which one is a notifiable disease?
- AYellow fever
- BPolio
- CHIV
- DMalaria
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Q9.Proportional mortality rate is :-
- ARate
- BRatio
- CProportion
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Q10.In a outbreak of cholera in a village of 2,000 population, 20 cases have occurred and 5 died. Case fatality rate is
- A1%
- B0.25%
- C5%
- D25%
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Answer key

Q1: A. 8/1000; Q2: A. Verification of diagnosis; Q3: B. 2; Q4: D. 25%; Q5: B. Sensitivity; Q6: D. Incidence x Mean duration; Q7: C. P < 1; Q8: A. Yellow fever; Q9: C. Proportion; Q10: D. 25%.

Sit a timed test on Epidemiological Principles

Epidemiological Principles

Answer key

Other topics in Community Medicine