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

What is the most common cause of a fever in toddlers?

  1. Infection

  2. Teething

  3. Immunization

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

Infection is the most common cause of a fever in toddlers. Viral and bacterial infections can both cause fever.

Multiple choice

What is the most common cause of a cough in toddlers?

  1. Cold

  2. Flu

  3. Croup

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

Colds are the most common cause of a cough in toddlers. Viral infections cause colds.

Multiple choice

What is the most common cause of a croup in toddlers?

  1. Viral infection

  2. Bacterial infection

  3. Allergy

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

Croup is a viral infection of the larynx and trachea. It is characterized by a barking cough.

Multiple choice

What is the most common cause of a hand, foot, and mouth disease in toddlers?

  1. Viral infection

  2. Bacterial infection

  3. Fungal infection

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

Hand, foot, and mouth disease is a viral infection that causes a rash on the hands, feet, and mouth.

Multiple choice

What is the most common cause of a mumps in toddlers?

  1. Viral infection

  2. Bacterial infection

  3. Fungal infection

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

Mumps is a viral infection that causes swelling of the salivary glands.

Multiple choice

Which of the following is a potential complication of dengue fever?

  1. Dengue hemorrhagic fever

  2. Dengue shock syndrome

  3. Encephalitis

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

Dengue fever can lead to several complications, including dengue hemorrhagic fever, dengue shock syndrome, encephalitis, and other severe manifestations.

Multiple choice

Which of the following is a common foodborne illness caused by bacteria?

  1. Salmonella

  2. Influenza

  3. Measles

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

Salmonella is a type of bacteria that can cause foodborne illness, leading to symptoms such as diarrhea, vomiting, and abdominal pain.

Multiple choice

Which of the following is an example of a foodborne illness caused by a virus?

  1. Norovirus

  2. E. coli

  3. Listeria

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

Norovirus is a highly contagious virus that can cause foodborne illness, leading to symptoms such as vomiting, diarrhea, and stomach pain.

Multiple choice

Which of the following is a common foodborne illness caused by a parasite?

  1. Trichinosis

  2. Giardiasis

  3. Cryptosporidiosis

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

Trichinosis, giardiasis, and cryptosporidiosis are all examples of foodborne illnesses caused by parasites.

Multiple choice

What is the most common type of throat infection in infants?

  1. Strep throat

  2. Tonsillitis

  3. Croup

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

Croup is the most common type of throat infection in infants.

Multiple choice

Which of the following is a non-communicable disease?

  1. Malaria

  2. Diabetes

  3. Tuberculosis

  4. HIV/AIDS
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Diabetes is a non-communicable disease that occurs when the body is unable to produce or use insulin properly.

Multiple choice

Which of the following is a sexually transmitted infection?

  1. Malaria

  2. Cholera

  3. Syphilis

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

Syphilis is a sexually transmitted infection caused by the bacterium Treponema pallidum.

Multiple choice

Which of the following is a chronic respiratory disease?

  1. Asthma

  2. Chronic obstructive pulmonary disease (COPD)

  3. Pneumonia

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

Chronic obstructive pulmonary disease (COPD) is a chronic respiratory disease that includes bronchitis, emphysema, and chronic obstructive bronchitis.

Multiple choice

Which of the following is a type of arthritis that affects the small joints of the hands and feet?

  1. Rheumatoid arthritis

  2. Osteoarthritis

  3. Ankylosing spondylitis

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

Rheumatoid arthritis is a type of arthritis that affects the small joints of the hands and feet and can cause inflammation and pain.

Multiple choice

Which of the following is a common waterborne pathogen that can cause gastrointestinal illness?

  1. Salmonella

  2. E. coli

  3. Giardia

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

Salmonella, E. coli, and Giardia are all common waterborne pathogens that can cause gastrointestinal illness, including symptoms such as diarrhea, vomiting, and abdominal pain.