List of top Public Health Questions

Which of the following conditions can result in the excretion of small amounts of occult blood in the faeces?
(A) Hemorrhoids
(B) Bleeding gums
(C) Peptic ulcers
(D) Intake of iron supplements
VVM (Vaccine Vial Monitor) is used to monitor effectiveness of the cold chain. Which of the following is an indication NOT to discard the vaccine?
(A) Inner square is white.
(B) Inner square is lighter than outer circle.
(C) Inner square is darker than the outer circle.
(D) Outer circle is more dark than inner square.
The principle of fluorescence microscopy is based on:
1. A substance that causes the rotation of polarised light
2. Differences in the optical light path being converted to intensity differences
3. Differences in refractive index being converted into variations in light intensity
4. The absorption of light and its subsequent emission at a longer wavelength
When viewing a focused specimen in the microscope, the user sees a speck in the field of view. The speck remains in view when the objective is changed and when the specimen is moved. The speck is most likely located on the:
(A) Condenser
(B) Eyepiece
(C) Objective
(D) Specimen coverslip
Reference Interval for Sperm characteristics in semen associated with fertility are:
(A) 14% or more have normal morphology
(B) 75% or more are alive
(C) 10×106 sperm per mL
(D) 50% or more with moderate to rapid linear (forward) progression
Choose the correct answer from the options given below:
Which type of microscopy is able to produces three-dimensional images and performs optical sectioning?
(A) Brightfield
(B) Interference contrast
(C) Phase-contrast
(D) Polarizing
Following is true of Yellow Fever Vaccine:
(A) Live attenuated, lyophilized (freeze dried) vaccine.
(B) Has 17D strain.
(C) After reconstitution must be used within 6 hours.
(D) Validity of Vaccination Certificate after 10 days.
A day’s meals provide 50 grams of protein. Calculate the calories contributed by protein:
• (A) Falciparum malaria
• (B) Vivax malaria
• (C) Quartan malaria
• (D) Ovale malaria
Which of the following studies are observational?
1. Case-control study
2. Cohort study
3. Randomised Controlled Trial
4. Non-randomised Trial
Which of the following are occupational diseases?
1. Silicosis
2. Sickle cell anaemia
3. Byssinosis
4. Thalassemia
Which of the following sources include data collection at the household level?
1. Census
2. National Family Health Survey
3. Hospital records
4. National Sample Survey
Which of the following are probability sampling methods?
1. Simple random sampling
2. Systematic random sampling
3. Stratified random sampling
4. Purposive sampling
Which of the following are measures of variation (dispersion)?
1. Mean
2. Standard deviation
3. Range
4. Mean deviation
Arrange the following global health initiatives from the oldest to most recent one:
1. Sustainable Development Goals
2. Primary Health Care
3. Millennium Development Goals
4. Health for All
What is the range in the following dataset? 42.50, 44, 38, 35.45
Following are some of the basic steps in conducting a Randomised Controlled Trial (RCT). Arrange them in order:
1. Randomisation
2. Drawing up a protocol
3. Intervention or manipulation
4. Assessment of outcome
What is the mode in the following dataset? 35, 44, 33, 35, 37, 44, 37, 35
Diastolic blood pressure readings of four patients are given below. Arrange them according to increasing median diastolic blood pressure (least median first):
1. 83, 71, 81, 79, 71
2. 90, 83, 75, 90, 89
3. 70, 72, 87, 75, 87
4. 75, 84, 81, 95, 95
The stages in life history of mosquito are listed. Arrange them in order:
1. Adult
2. Egg
3. Pupa
4. Larva
Quarantine in Public Health includes limitation of freedom of movement of which of the following groups?
Noise pollution is measured in units of:
Which of the following is an anti-larval measure for mosquito control?
The timeline to achieve WHO goal of 'Health for All' was set for the year:
The first international conference on health promotion, which resulted in the proclamation of a Charter for Health Promotion, was held in 1986 at:
Which of the following is a nominal variable?