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Why Do We Fall Ill - 2 (Class IX)

Why Do We Fall Ill - 2

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

The two important precautions to be observed by the people having cold and cough are

(i) to keep away from crowded places
(ii) to get immunisation during childhood
(iii) to use a handkerchief to sneeze in
(iv) to avoid the breeding places of mosquitoes

  1. (i) and (ii)
  2. (i) and (iii)
  3. (ii) and (iii)
  4. (ii) and (iv)
Question 2 Multiple Choice (Single Answer)

Which of the following is an airborne disease?

  1. Pneumonia
  2. Malaria
  3. Dengue
  4. Ascariasis
Question 3 Multiple Choice (Single Answer)

Which of the following is a non-infectious disease?

  1. Cholera
  2. Typhoid
  3. Haemophilia
  4. Malaria
Question 4 Multiple Choice (Single Answer)

Identify the mechanism by which the antibiotic penicillin checks bacterial diseases.

  1. Penicillin blocks the bacterial mitochondria.
  2. Penicillin blocks the bacterial processes that build the bacterial toxin.
  3. Penicillin blocks the bacterial processes that build the cell wall.
  4. Penicillin blocks the bacterial processes that build the ribosomes.
  5. Penicillin blocks the bacterial processes that build the flagella.
Question 5 Multiple Choice (Single Answer)

Adult mosquitoes are killed by spraying

  1. BCG
  2. DDT
  3. ATS
  4. DPT
Question 6 Multiple Choice (Single Answer)

When a microbe enters the body for the second time, the immune system acts and eliminates it quicker than the first time. What is this principle called?

  1. Principle of immunisation
  2. Principle of infection
  3. Principle of prevention
  4. Principle of disease spread
Question 7 Multiple Choice (Single Answer)

What is the organism that carries infection from a sick person to a healthy person called?

  1. Virus
  2. Bacteria
  3. Host
  4. Vector
Question 8 Multiple Choice (Single Answer)

Which of the following diseases cannot be prevented with the help of vaccines?

  1. Whooping cough
  2. Diphtheria
  3. AIDS
  4. Tetanus
Question 9 Multiple Choice (Single Answer)

Which of the following diseases can be completely cured by antibiotics?

  1. Polio
  2. SARS
  3. AIDS
  4. Anthrax
Question 10 Multiple Choice (Single Answer)

Four patients have been diagnosed with four different diseases as given below:
a. Patient A : Tuberculosis
b. Patient B : Small pox
c. Patient C : Influenza
d. Patient D : Pneumonia

Which among them may get a chronic disease?

  1. Patient A
  2. Patient B
  3. Patient C
  4. Patient D
Question 11 Multiple Choice (Single Answer)

Which of the following is a causative organism of kala-azar and malaria?

  1. Bacterium
  2. Virus
  3. Fungus
  4. Protozoan
Question 12 Multiple Choice (Single Answer)

How does the rabies virus spread?

  1. By air
  2. By animal bite
  3. By contaminated water
  4. By physical contact
Question 13 Multiple Choice (Single Answer)

Which of the following statements is correct?

  1. An individual can be in poor health without having any identifiable disease.
  2. Social equality and harmony have no role in an individual’s health.
  3. Economic conditions and jobs are not related to the health of an individual.
  4. Municipal corporation has no role in maintaining the health of an individual.
Question 14 Multiple Choice (Single Answer)

SARS is a respiratory disease caused by a

  1. bacterium
  2. fungus
  3. virus
  4. protozoan
Question 15 Multiple Choice (Single Answer)

Which of the following was the first disease against which immunisation was given by English physician Edward Jenner?

  1. Smallpox
  2. Typhoid
  3. Jaundice
  4. Malaria
  5. Common cold
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