UGC NTA NET/JRF Exam, Social Medicine & Community Health, January-2022Total Questions: 441. The level of significance (p value) in a chi square test is 0.85. The null hypothesis in this case is:A. RejectedB. Not rejectedC. AcceptedD. Not acceptedCorrect Answer: B. Not rejected2. Which of the following is NOT true about retrospective cohort study?A. The exposure and outcome have already occurred at the time of study.B. The subjects are followed up from the point of exposure in the very past to the point of outcome in the more recent past.C. The study is extended in the future.D. It differs from the prospective cohort study in which the cohort is defined on the basis of current characteristics and followed forward in time.Correct Answer: C. The study is extended in the future.3. The numerator is NOT a part of the denominator in:A. RateB. RatioC. ProportionD. PercentageCorrect Answer: B. Ratio4. The premise underlying epidemiology is that the disease is:A. Characteristics distributed in the population doesn't determine the disease in the population.B. Not randomly distributed in the population.C. Distributed in the population by chance.D. Distributed mainly by genetic transmissionCorrect Answer: B. Not randomly distributed in the population.5. Primary prevention includes:A. Reducing exposure to a risk factorB. Screening for cancerC. Giving ORS to a child with diarrhoeaD. Rehabilitation for strokeCorrect Answer: A. Reducing exposure to a risk factor6. The most frequently occurring number is called:A. MeanB. ModeC. MedianD. RangeCorrect Answer: B. Mode7. Long lasting imitative behaviour that mostly unconventional is defined as:A. FadB. FashionC. FolkwaysD. MoresCorrect Answer: B. Fashion8. Which stage of mites is the parasitic stage causing scrub typhus?A. EggB. LarvaC. PupaD. AdultCorrect Answer: B. Larva9. How many diseases/conditions can a state identify for additional surveillance in IDSP?A. Up to 3B. Up to 5C. Up to 7D. Any numberCorrect Answer: B. Up to 510. The 'Age Pyramid' of developing countries is characterized by which of the following?A. Narrow base and bulge in middleB. Narrow base and broad at toрC. Broad base and broad at topD. Broad base and tapering topCorrect Answer: D. Broad base and tapering topSubmit Quiz12345Next »