23 MCQ on Social Medicine and Community Health

23 MCQ on Social Medicine and Community Health

 1. The recommended level of fluorides in drinking water per litre in India is

(A) < 0.5 mg

(B) 0.5 to 0.8 mg

(C) > 0.8 to < 1.2 mg

(D) > 1.2 mg

Answer: (B)

2. Which one of the following amino acids is non-essential?

(A) Leucin

(B) Isoleucine

(C) Lysine

(D) Glycine

Answer: (D)

3. The most invasive and virulent species of Brucella Micro-organism is

(A) B. Melitensis

(B) B. Abortus

(C) B. Suis

(D) B. Canis

Answer: (A)

4. All of the following diseases require surveillance according to WHO except:

(A) Chicken-pox

(B) Yellow fever

(C) Malaria

(D) Rabies

Answer: (A)

5. Salk vaccine is a

(A) Live vaccine

(B) Live attenuated vaccine

(C) Killed vaccine

(D) Toxoid

Answer: (C)

6. The most widely used strain of rubella virus for vaccine production is

(A) HPV/77

(B) Japanese To 336

(C) RA 27/3

(D) Cendehill virus

Answer: (C)

 

7. All of the following are reasons for rapid spread of influenza except:

(A) Short incubation period

(B) Large number of subclinical cases

(C) Presence of cross immunity

(D) Short duration of immunity

Answer: (C)

8. Which of the following characteristics are true for a ‘Case Control Study’?

(A) Both exposure and outcome have occurred before start of a study.

(B) It cannot test causal hypothesis.

(C) Relative risk can be calculated.

(D) A long period of follow up is required.

Answer: (A)

9. The area is aid to be hyper endemic if spleen rate exceeds

(A) 10%

(B) 30%

(C) 50%

(D) 70%

Answer: (C)

10. The denominator for ‘General Fertility Rate’ is

(A) Mid-year population

(B) Mid-year population of 15-45 years

(C) Mid-year population of all women

(D) Mid-year population of 15-45 year age group married women

Answer: (B)www.netugc.com

11. All are true of cohort study except

(A) Both groups are free of disease.

(B) The study proceeds from cause to effect.

(C) It is an observational study.

(D) Relative risk cannot be computed.

Answer: (D)

12. The radiation exposure in mammography is

(A) 0.3 rads

(B) 1 rad

(C) 5 rads

(D) 10 rads

Answer: (A)

13. The components of validity of screening tests are

I. Sensitivity

II. Specificity

III. Positive Predictive Value

IV. Negative Predictive Value

(A) I, II and III correct

(B) I and II correct

(C) I, III and IV correct

(D) I and IV correct

Answer: (B)

14. Which of the following viral hepatitis can be prevented by vaccination?

I. Hepatitis A

II. Hepatitis B

III. Hepatitis C

IV. Hepatitis E

(A) I & II correct

(B) I, II & III correct

(C) I & III correct

(D) II, III & IV correct

Answer: (A)

15. Reduced osmolarity ORS recommended by WHO and UNICEF have following ingredients:

I. Sodium Chloride

II. Soda bicarob

III. Potassium Chloride

IV. Trisodium citrate dihydrate

(A) I, II, & III correct

(B) II & III correct

(C) I, II & IV correct

(D) I, III & IV correct

Answer: (D)

16.1. Which of the following is a vaccine preventable disease?

(A) Malaria

(B) HIV/AIDS

(C) Poliomyelitis

(D) Dengue fever

Answers: (C)

17. Sex ratio in the Indian context is expressed as

(A) Number of males per 1000 females.

(B) Number of females per 1000 males.

(C) Number of males per 100 females.

(D) Number of females per 100 males.

Answers: (B) 

18.Use of Oral Rehydration solution in place of Intravenous fluids for treating mild dehydration is an example of

(A) Equitable distribution

(B) Inter-sectoral co-ordination

(C) Appropriate technology

(D) Community participation

Answers: (C)

 19.Orthotoluidine test determines

(A) Free chlorine

(B) Residual chlorine

(C) Combined chlorine

(D) Both free and combined chlorine

Answers: (D)

 20. Sentinal surveillance is done for identifying

(A) Missed cases

(B) Index case

(C) Sub-clinical cases

(D) Carriers

Answers: (A)

 21.  Anti-tetanus serum is prepared from

(A) Rat

(B) Rabbit

(C) Guinea pig

(D) Horse

Answers: (D)

22.  Sensitivity of a screening test is theability to correctly identify

(A) True positives

(B) True negatives

(C) False positives

(D) False negatives

Answers: (A)

23. Minimum interval between two doses of Vaccines should be

(A) 2 weeks

(B) 4 weeks

(C) 6 weeks

(D) 8 weeks

Answers: (B)

 

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