Biology · 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
  1. Pyomyositis

  2. Chickenpox

  3. Cowpox

  4. Common cold

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Pyomyositis, is a bacterial infection of the skeletal muscles which results in a pus-filled abscess. Pyomyositis is most common in tropical areas but can also occur in temperate zones.

Multiple choice
  1. Borna disease

  2. Bornholm disease

  3. Bronchiolitis

  4. Bovine virus diarrhea

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Borna disease is an infectious neurological syndrome of warm-blooded animals, caused by Borna disease virus, which causes abnormal behaviour and fatality. The causative agent of Borna disease, Borna disease virus (BDV) is a neurotropic virus and is a member of the Bornaviridae family within the Mononegavirales order.

Multiple choice
  1. Sjogren's syndrome

  2. Bacteremia

  3. Bartonellosis

  4. Oroya fever

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Sjِgren's syndrome is a systemic autoimmune disease in which immune cells attack and destroy the exocrine glands that produce tears and saliva.

Multiple choice
  1. Botryomycosis

  2. Brazilian purpuric fever

  3. Brodie abscess

  4. Buruli ulcer

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This desease, also known as bacterial pseudomycosis is a rare chronic granulomatous bacterial infection that affects the skin, and sometimes the viscera. Botryomycosis has been known to affect humans, horses, cattle, swine, dogs and cats.

Multiple choice
  1. Autoimmune polyendocrine syndrome type 2

  2. Schnitzler syndrome

  3. Scleritis

  4. Limited systemic sclerosis

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Schnitzler syndrome is a rare disease characterised by chronic hives (urticaria) and periodic fever, bone pain and joint pain (sometimes with joint inflammation), weight loss, malaise, fatigue, swollen lymph glands and enlarged spleen and liver.

Multiple choice
  1. Subacute bacterial endocarditis

  2. Susac's syndrome

  3. Sweet's syndrome

  4. Sydenham's chorea

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Susac's syndrome is a microangiopathy characterized by encephalopathy, branch retinal artery occlusions and hearing loss. It is caused by the immune system attacking healthy tissue, and can lead to mental disorders.

Multiple choice
  1. Campylobacteriosis

  2. Caries

  3. Chlamydia infection

  4. Lyme

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Caries is a progressive destruction of any kind of bone structure, including the skull, ribs and other bones, or the teeth. Caries can be caused by osteomyelitis, which is a microorganism disease. A disease that involves caries is mastoiditis, an inflammation of the mastoid process, in which the bone gets eroded.

Multiple choice
  1. Zika fever

  2. Contagious bovine pleuropneumonia

  3. Diphtheria

  4. Cholera

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Zika fever is an illness caused by the Zika virus, a member of the family Flaviviridae. Common symptoms include a maculopapular skin rash that starts on the face or trunk before moving to the rest of the body, conjunctivitis, joint pain, low-grade fevers and headache.

Multiple choice
  1. Fitz-Hugh-Curtis syndrome

  2. Garre's sclerosing osteomyelitis

  3. Ghon's complex

  4. Pertussis

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Ghon's complex is a lesion seen in the lung that is caused by tuberculosis. The lesions consist of a calcified focus of infection and an associated lymph node. These lesions are particularly common in children and can retain viable bacteria, so are sources of long-term infection and may be involved in reactivation of the disease in later life.

Multiple choice
  1. Dengue fever

  2. Encephalitis

  3. Pneumonia

  4. Hay fever

  5. Typhoid

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Yes, it is correct. Encephalitis is inflammation of the brain tissue. Most cases are caused by viral infections. In rare cases, it can also be caused by bacteria.

Multiple choice
  1. a casual handshake

  2. a hug

  3. by sexual contact

  4. sitting very close

  5. All of the above

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Yes, it is correct. The primary route of transmission is through sexual contact.

Multiple choice
  1. the colour of microbes

  2. the size of microbes

  3. the number of microbes

  4. the variety of microbes

  5. None of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The number of microbes in the body affects the severity of  disease manifestation.