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Question (21)

QN003201

Which of the following is a community-level disease prevention method?

(A) Open defecation
(B) Proper drainage system
(C) Throwing waste into rivers
(D) Avoiding vaccination

Correct Answer: B

Explanation:

Proper drainage reduces disease spread.

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Question (22)

QN003202

Why should stagnant water be removed from surroundings?

(A) To increase mosquito breeding
(B) To prevent mosquito-borne diseases
(C) To reduce sunlight
(D) To increase humidity only

Correct Answer: B

Explanation:

Mosquitoes breed in stagnant water.

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Question (23)

QN003203

Which disease prevention method directly improves immunity?

(A) Vaccination
(B) Open garbage disposal
(C) Drinking polluted water
(D) Sharing towels

Correct Answer: A

Explanation:

Vaccination improves immunity.

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Question (24)

QN003204

A school organized a hygiene campaign where 480 students participated over 6 days equally. How many students participated each day?

(A) 60
(B) 70
(C) 80
(D) 90

Correct Answer: C

Explanation:

480 ÷ 6 = 80 students.

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Question (25)

QN003205

Which of the following habits best prevents food-borne diseases?

(A) Eating uncovered street food regularly
(B) Washing fruits and vegetables before eating
(C) Keeping cooked food uncovered
(D) Drinking unsafe water

Correct Answer: B

Explanation:

Washing fruits and vegetables prevents contamination.

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Question (26)

QN003206

Isolation of infected patients mainly helps to

(A) Spread diseases faster
(B) Reduce disease transmission
(C) Increase pollution
(D) Reduce nutrition

Correct Answer: B

Explanation:

Isolation prevents disease spread.

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Question (27)

QN003207

A child missed two vaccine doses out of 8 recommended doses. How many doses were received?

(A) 4
(B) 5
(C) 6
(D) 7

Correct Answer: C

Explanation:

8 − 2 = 6 doses received.

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Question (28)

QN003208

Which of the following is most useful in preventing dehydration during diarrhoea?

(A) Carbonated drinks only
(B) ORS solution
(C) Fried snacks
(D) Ice cream

Correct Answer: B

Explanation:

ORS helps replace lost water and salts.

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Question (29)

QN003209

Community cleanliness mainly helps in controlling

(A) Infectious diseases
(B) Earthquakes
(C) Seasons
(D) Sound waves

Correct Answer: A

Explanation:

Clean surroundings reduce infectious diseases.

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Question (30)

QN003210

A person exercises daily, eats nutritious food, and sleeps properly. Which benefit is most likely?

(A) Increased disease risk
(B) Better immunity and health
(C) Faster spread of infections
(D) Reduced energy levels

Correct Answer: B

Explanation:

Healthy habits improve immunity and health.

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Question (21)

Which of the following is a community-level disease prevention method?

Explanation:

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Question (22)

Why should stagnant water be removed from surroundings?

Explanation:

Link:

Question (23)

Which disease prevention method directly improves immunity?

Explanation:

Link:

Question (24)

A school organized a hygiene campaign where 480 students participated over 6 days equally. How many students participated each day?

Explanation:

Link:

Question (25)

Which of the following habits best prevents food-borne diseases?

Explanation:

Link:

Question (26)

Isolation of infected patients mainly helps to

Explanation:

Link:

Question (27)

A child missed two vaccine doses out of 8 recommended doses. How many doses were received?

Explanation:

Link:

Question (28)

Which of the following is most useful in preventing dehydration during diarrhoea?

Explanation:

Link:

Question (29)

Community cleanliness mainly helps in controlling

Explanation:

Link:

Question (30)

A person exercises daily, eats nutritious food, and sleeps properly. Which benefit is most likely?

Explanation:

Link:

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