Tag: diseases and immunity

Questions Related to diseases and immunity

How can you prevent from acquiring Tuberculosis?

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. Not eating food with others

  2. Using face masks

  3. Going to TB prone regions

  4. All of the above

Show answer
Correct Option: B
Explanation:

Tuberculosis is a primarily an airborne disease. The causative agent for the disease is Mycobacterium tuberculosis. The bacteria are spread from person to person in tiny microscopic droplets through the air. 

So, the correct answer is option B.

Tuberculosis can affect which parts of the body apart from lungs?

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. Kidneys

  2. Spine

  3. Both A and B

  4. None of the above

Show answer
Correct Option: C
Explanation:

Tuberculosis can also affect other parts of your body, including your kidneys, spine or brain. When TB occurs outside your lungs, signs and symptoms vary according to the organs involved. For example- tuberculosis of the spine may give you back pain and tuberculosis in your kidneys might cause blood in your urine. 

Which of the following is not a symptom of tuberculosis?

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. Increase in body weight and tiredness.

  2. More than two weeks of coughing bouts.

  3. Thick yellowish green sputum produced.

  4. An X-ray shows dark spots in the lungs.

Show answer
Correct Option: A
Explanation:

Tuberculosis is a disease caused by the bacterium Mycobacterium tuberculosis. The symptoms are a loss of the body weight, fatigue, there is a cough for more than two weeks with mucus and blood, the color of the sputum is yellowish or green. The X-ray shows spots in the lungs due to the infection.

Thus, the correct answer is option A. 

Night sweat is associated with which of the following diseases?

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. Typhoid

  2. Tuberculosis

  3. Tetanus

  4. None of the above

Show answer
Correct Option: B
Explanation:

Symptoms of active Tuberculosis can depend on what part of the body has been infected. The symptoms include cough lasting 3 weeks or more, pain in the chest area, a cough that brings blood or mucus, chills, fever, night sweats, loss of appetite, weight loss, and fatigue. Tuberculosis can also affect a person's brain, bones, kidneys, or spine.

Thus, the correct answer is option B.

Loss of body weight, persistent cough with blood and sputum of yellowish- green colour are the symptoms of

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. Tuberculosis.

  2. Typhoid.

  3. Hepatitis-B.

  4. Cholera.

Show answer
Correct Option: A
Explanation:

Tuberculosis is a disease caused by the bacterium Mycobacterium tuberculae. The symptoms include loss of body weight, cough with mucus and blood and the color of the sputum turns to yellowish or green. The disease is transmitted through the air droplets while sneezing and coughing. 

Thus, the correct answer is option A. 

Mycobacterium tuberculosis can attack on

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. Lungs.

  2. Kidney.

  3. Bone.

  4. All of the above.

Show answer
Correct Option: D
Explanation:
The most common type of TB is pulmonary TB. In this, Mycobacterium tuberculosis attack on lungs. The source of infection for getting pulmonary TB is inhalation of TB bacteria which generally settles in lungs. 
TB also affects other parts of the body. This is called as extrapulmonary TB. Extrapulmonary TB includes meningitis TB affecting the brain. The other sites which are attacked by Mycobacterium tuberculosis are lymph node, bones, kidney, spine, etc.
Thus, the correct answer is option D.

The first symptom of active TB develops about .......... after infection.

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. 6-8 weeks

  2. 1 week

  3. 1 month

  4. 6-8 days

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Correct Option: A

Select the correct preventive measures of tuberculosis.

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. Isolation of infected person

  2. BCG vaccine

  3. Use of face mask

  4. All of the above

Show answer
Correct Option: D
Explanation:

BCG stands for Bacillus Calmette-Guerin. BCG vaccine is given for protection against tuberculosis as a preventive measure. Since tuberculosis is an airborne disease, the person who is infected by tuberculosis should be kept in isolation so that he does not spread bacteria by coughing or sneezing. Also, to protect oneself from getting tuberculosis, one should wear a facemask so that tuberculosis bacteria is not inhaled and does not cause infection. 

Thus, the correct answer is option D.

The most common side effect of anti-TB treatment is

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. Hepatotoxicity.

  2. Hypertoxicity.

  3. Cytotoxicity.

  4. None of the above.

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Correct Option: A

A disease which causes maximum deaths in children is 

biology infectious diseases pathogen and their mode of transmission some infectious diseases diseases and immunity health and diseases

  1. Diphtheria

  2. Measles

  3. Tuberculosis

  4. Whooping cough

Show answer
Correct Option: C
Explanation:


  • Tuberculosis is an infectious disease usually caused by Mycobacterium tuberculosis bacteria. Tuberculosis generally affects the lungs, but can also affect other parts of the body. The symptoms of active TB is a chronic cough with blood-containing sputum, fever, night sweats, and weight loss.

    • Tuberculosis responsible for causing maximum deaths in children. If not diagnosed and treated at early stages.

  • So, the correct answer is 'Tuberculosis'.