Tag: biology

Questions Related to biology

Which of the following virus dosen't cause pneumonia ?

common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. adenovirus

  2. influenza virus

  3. respiratory syntitial virus

  4. rhino virus

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Correct Option: D
Explanation:

Pneumonia is an infectious disease of lungs caused by bacteria, fungi, parasites or viruses. Viruses like adenoviruses, Varicella zoster virus, influenza viruses, respiratory syncytial virus cause pneumonia. 

Thus, the correct answer is option D.

How many statements are wrong about asthma?

(i) The respiratory surface is decreased.
(ii) The only cause of it is cigarette smoking.
(iii) Due to inflammation of bronchi and bronchioles.
(iv) Alveolar walls are damaged altogether.
(v) Difficulty in breathing causes wheezing.

common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. One

  2. Two

  3. Three

  4. Five

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Correct Option: A
Explanation:

In asthma:

(i) Respiratory surface is decreased.

(ii) Cigarette smoking is one of its causes. It can occur due to air pollution, dust allergies etc.

(iii) The symptoms of asthma begin with the inflammation of bronchi and bronchioles.

(iv) Alveolar walls are damaged in asthma

(v) Asthma results in difficulty in breathing, causing wheezing. Hence, only one statement is wrong. So, the correct answer is 'The only cause of it, is cigarette smoking'.

Which of the following is not a water borne disease?

common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. Asthma

  2. Cholera

  3. Amoebiasis

  4. None of the above

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Correct Option: A
Explanation:

Cholera is the infection of the small intestine by some strains of the bacteria Vibrio cholerae. The bacteria are transmitted between humans through fecal-oral route, a bite of contaminated food or a sip of contaminated water.
Amoebiasis is an infection caused by the amoebas of the Entamoeba group. Amoebiasis can be transmitted by ingestion of water contaminated with feces containing amoebic cysts.
Asthma, however, cannot be transmitted from person to person.
Therefore, the correct answer is option A.

Column I represent disease and column II represents their symptoms Choose the correctly paired option

Column I Column II
(P) Asthma (i) Recurring of bronchitis
(Q) Emphysema (ii) Accumulation of W.B.CS in alveolus
(R) Pneumonia (iii) Allergy
common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. P=ii, Q=ii, R=i

  2. P=iii, Q=i, R=ii

  3. P=ii, Q=iii, R=i

  4. P=ii, Q=i, R=iii

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Correct Option: A

In which disease, due to narrowing of tracheal passages, alveoli are deprived of oxygen?

common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. Asthma

  2. Bronchitis

  3. Pneumonia

  4. Emphysema

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Correct Option: A
Explanation:

Asthma is a lung disorder in which the respiratory airways are narrowed due to inflammation and swelling. This causes the alveoli to become deprived of oxygen.

In BCG vaccine, BCG stands for.

common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. Bacillus Calmette Guerin

  2. Bacillus cocci guano

  3. Branched chronic glottis

  4. None of the above

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Correct Option: A
Explanation:

BCG vaccine is provided to an individual to immunize against tuberculosis. It consists of antigenic molecules which invades the immune response.

A patient should use a ________ containing household germicide.

common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. Towel

  2. Spittoon

  3. Utensils

  4. All of the above

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Correct Option: B
Explanation:

Tuberculosis is caused by Mycobacterium tuberculosis. It tends to infect the mucous layer of the lungs and causing lung infection. This results in invasion of alveoli releasing blood droplets along with cough. TB is communicable through droplet nuclei. Using spittoon with germicide would kill the bacteria of TB.

Maintaining personal hygiene is must to a TB patient.

common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. True

  2. False

  3. Ambiguous

  4. Data insufficient

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Correct Option: A
Explanation:

Tuberculosis is caused by Mycobacterium tuberculosis. It tends to infect the mucous layer of the lungs and causing lung infection. This results in invasion of alveoli releasing blood droplets along with cough. TB is communicable through droplet nuclei thus covering the mouth and maintaining hygienic condition is must.

The treatment of TB carries for __________ months.

common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. $4$

  2. $6$

  3. $15$

  4. $24$

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Correct Option: B
Explanation:

WHO has recommended Directly Observed Treatment Short course(DOTs) strategy to control TB. Patients are given anti TB drugs under direct observation of healthcare providers. Systemic care is taken till the patient is fully cured. This treatment goes up to $6$ months.

During _________ blood particles are observed along with sputum or cough.

common respiratory diseases respiratory disorders respiratory system respiratory system of human biology

  1. Typhoid

  2. TB

  3. Hepatitis

  4. Polio

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Correct Option: B
Explanation:

Tuberculosis is caused by Mycobacterium tuberculosis. It tends to infect the mucous layer of the lungs and causing lung infection. This results in invasion of alveoli releasing blood droplets along with cough.