Biology ยท Science General

Disease Causative Agents

2,258 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 are some of the most common types of food poisoning?

  1. Salmonella

  2. E. coli

  3. Listeria

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

Some of the most common types of food poisoning include Salmonella, E. coli, and Listeria.

Multiple choice

What is the most common cause of labyrinthitis?

  1. Viral infection

  2. Bacterial infection

  3. Head injury

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

Viral infection is the most common cause of labyrinthitis, with viruses such as the influenza virus and the herpes simplex virus being the most common culprits.

Multiple choice

What is the most common cause of bacterial labyrinthitis?

  1. Streptococcus pneumoniae

  2. Haemophilus influenzae

  3. Staphylococcus aureus

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

Streptococcus pneumoniae is the most common cause of bacterial labyrinthitis.

Multiple choice

What is the most common complication of bacterial labyrinthitis?

  1. Meningitis

  2. Encephalitis

  3. Stroke

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

Meningitis is the most common complication of bacterial labyrinthitis.

Multiple choice

What was the name of the global pandemic that began in 2020?

  1. The COVID-19 pandemic

  2. The Coronavirus pandemic

  3. The SARS-CoV-2 pandemic

  4. The Wuhan virus pandemic
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The COVID-19 pandemic is a global pandemic of coronavirus disease 2019 (COVID-19), caused by the SARS-CoV-2 virus.

Multiple choice

Which food safety hazard is commonly associated with raw meat and poultry?

  1. Salmonella

  2. E. coli

  3. Listeria monocytogenes

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

Salmonella is a type of bacteria that can cause foodborne illness, commonly associated with raw meat and poultry.

Multiple choice

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

  1. Salmonella

  2. E. coli

  3. Norovirus

  4. Hepatitis A
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 foodborne pathogens can be effectively controlled by food irradiation?

  1. Salmonella

  2. E. coli

  3. Listeria monocytogenes

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

Food irradiation is effective in controlling a wide range of foodborne pathogens, including Salmonella, E. coli, and Listeria monocytogenes, which are responsible for some of the most common foodborne illnesses.

Multiple choice

Which sexually transmitted infection (STI) is caused by the human papillomavirus (HPV) and can lead to cervical cancer?

  1. Chlamydia

  2. Gonorrhea

  3. Syphilis

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

HPV is the sexually transmitted infection (STI) that is caused by the human papillomavirus (HPV) and can lead to cervical cancer.

Multiple choice

Which of the following is NOT a common travel-related illness?

  1. Diarrhea

  2. Malaria

  3. Altitude sickness

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

The common cold is not typically associated with travel, as it is caused by a virus that is spread through contact with an infected person.

Multiple choice

Which of the following is NOT a common travel-related illness in children?

  1. Diarrhea

  2. Respiratory infections

  3. Malaria

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

Malaria is not typically a common travel-related illness in children, as it is more common in adults.

Multiple choice

Which of the following is NOT a common travel-related foodborne illness?

  1. Salmonella

  2. E. coli

  3. Norovirus

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

Influenza is not a foodborne illness, and is therefore not a common travel-related foodborne illness.

Multiple choice

Which of the following is a common food safety concern associated with meat?

  1. E. coli

  2. Salmonella

  3. Campylobacter

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

E. coli, Salmonella, and Campylobacter are all common food safety concerns associated with meat.

Multiple choice

What is the primary zoonotic disease associated with poultry production?

  1. Salmonella

  2. Campylobacter

  3. E. coli

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

Salmonella, Campylobacter, and E. coli are all zoonotic diseases associated with poultry production.

Multiple choice

What did Louis Pasteur propose in his germ theory of disease?

  1. Microorganisms cause disease

  2. Diseases are caused by imbalances in the body's humors

  3. Diseases are caused by evil spirits

  4. Diseases are caused by miasma
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Louis Pasteur, a French chemist and microbiologist, proposed the germ theory of disease in the 19th century, stating that microorganisms such as bacteria and viruses cause disease.