Biology ยท Science General

Disease Causative Agents

2,531 Questions

Disease causative agents questions test your understanding of viral, bacterial, and fungal infections, along with their transmission methods. These are common topics in general science sections of SSC and railways exams. Practice these questions to accurately identify disease pathogens and symptoms.

Viral diseasesFoodborne illnessesDisease transmission methodsExtrinsic disease factorsCommon pathogens

Disease Causative Agents Questions

Multiple choice

Which of the following is NOT a risk factor for invasive pneumococcal disease (IPD) in children?

  1. Sickle cell disease

  2. Asplenia

  3. HIV infection

  4. Diabetes mellitus
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Diabetes mellitus is not a risk factor for IPD in children.

Multiple choice

What is the most common cause of sepsis in children?

  1. Streptococcus pneumoniae

  2. Staphylococcus aureus

  3. Escherichia coli

  4. Pseudomonas aeruginosa
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Streptococcus pneumoniae is the most common cause of sepsis in children.

Multiple choice

What is the most common cause of meningitis in neonates?

  1. Streptococcus pneumoniae

  2. Neisseria meningitidis

  3. Haemophilus influenzae type b

  4. Escherichia coli
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Escherichia coli is the most common cause of meningitis in neonates.

Multiple choice

Which of the following is NOT a common cause of fever in children with neutropenia?

  1. Pseudomonas aeruginosa

  2. Staphylococcus aureus

  3. Escherichia coli

  4. Streptococcus pneumoniae
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Streptococcus pneumoniae is not a common cause of fever in children with neutropenia.

Multiple choice

What is the most common cause of febrile seizures in children?

  1. Influenza

  2. Streptococcal pharyngitis

  3. Pneumonia

  4. Roseola
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Roseola is the most common cause of febrile seizures in children.

Multiple choice

What is the most common cause of death from infectious diseases in children worldwide?

  1. Pneumonia

  2. Diarrhea

  3. Measles

  4. Malaria
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Pneumonia is the most common cause of death from infectious diseases in children worldwide.

Multiple choice

Which of the following is NOT a common cause of fever in children in developing countries?

  1. Malaria

  2. Typhoid fever

  3. Dengue fever

  4. Yellow fever
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Yellow fever is not a common cause of fever in children in developing countries.

Multiple choice

What was the name of the disease that Ramanujan died of?

  1. Tuberculosis

  2. Typhoid

  3. Malaria

  4. Dysentery
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Ramanujan died of tuberculosis in 1920.

Multiple choice

What is the most common respiratory disease worldwide?

  1. Asthma

  2. Chronic obstructive pulmonary disease (COPD)

  3. Pneumonia

  4. Tuberculosis
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Pneumonia is the most common respiratory disease worldwide, affecting millions of people each year.

Multiple choice

What is the bacteria that causes tuberculosis?

  1. Streptococcus pneumoniae

  2. Haemophilus influenzae

  3. Mycobacterium tuberculosis

  4. Staphylococcus aureus
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Tuberculosis is caused by the bacteria Mycobacterium tuberculosis, which is spread through the air when an infected person coughs or sneezes.

Multiple choice

What is the most common type of pneumonia?

  1. Bacterial pneumonia

  2. Viral pneumonia

  3. Fungal pneumonia

  4. Aspiration pneumonia
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Bacterial pneumonia is the most common type of pneumonia, caused by bacteria such as Streptococcus pneumoniae and Haemophilus influenzae.

Multiple choice

Which of the following is a common cause of meningitis in children?

  1. Streptococcus pneumoniae

  2. Neisseria meningitidis

  3. Haemophilus influenzae type b

  4. Listeria monocytogenes
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Streptococcus pneumoniae is a common cause of bacterial meningitis in children, particularly those under the age of 5 years.

Multiple choice

Which species of virus is found in the Sundarbans?

  1. Influenza virus

  2. Measles virus

  3. Mumps virus

  4. Rubella virus
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The influenza virus is a virus species found in the Sundarbans.

Multiple choice

Which of the following is NOT a common type of respiratory illness seen in the workplace?

  1. Asthma

  2. Chronic obstructive pulmonary disease (COPD)

  3. Pneumonia

  4. Influenza
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Pneumonia is not typically seen as a common type of respiratory illness in the workplace, as it is usually caused by bacterial or viral infections acquired outside of the workplace.

Multiple choice

What is tonsillitis?

  1. Inflammation of the tonsils

  2. Infection of the tonsils

  3. Enlargement of the tonsils

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Tonsillitis is a condition in which the tonsils become inflamed, infected, and/or enlarged.