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 zoology health and diseases diabetes mellitus lifestyle diseases non-infectious diseases

Cancer is a

  1. Air borne

  2. Viral disease

  3. Environmental disorder

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

Cancer is a group of diseases involving abnormal and rapid cell growth with the potential to invade or spread to other parts of the body. Signs and symptoms include a lump, abnormal bleeding, prolonged cough, unexplained weight loss and a change in bowel movements. Many cancers can be prevented by not smoking, maintaining a healthy weight, not drinking too much alcohol, eating plenty of vegetables, fruits and whole grains, vaccination against certain infectious diseases.

So, the correct answer is 'Cellular disease'.

Multiple choice business organisation and correspondence waste and its management sources of waste protecting our environment rules are for everyone

Which of the following diseases may be caused by soil pollution?

  1. AIDS

  2. Tetanus

  3. Syphilis

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Tetanus is caused by the bacterium Clostridium tetani, which is commonly found in soil, dust, and manure. Contaminated soil can introduce these bacteria into the body through wounds.

Multiple choice business organisation and correspondence waste and its management sources of waste protecting our environment rules are for everyone

Which of the following type of pollution may cause tetanus?

  1. Water pollution

  2. Soil pollution

  3. Air pollution

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
Soil pollution may cause tetanus as the bacteria for tetanus, Clostridium tetanii are present in the soil, dust and horse dung. The bacteria gains entry through wounds or if skin is cut by rusted iron, a soiled piece of glass etc.
So, the correct answer is 'Soil pollution'
Multiple choice zoology our health introduction to health and disease health and its failure health and its significance

Mark the correct statement

  1. Approximately $90$% to $95$% of infections cause no symptoms

  2. Poliovirus is usually spread from person to person through infected feces entering the mouth

  3. The disease was first recognized as a distinct condition by Michael Underwood

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
Approximately 90 to 95% of infections cause no symptoms. Another 5 to 10% of people have minor symptoms such as: fever, headache, vomiting, diarrhea, neck stiffness and pains in the arms and legs.
Poliovirus is usually spread from person to person through infected feces entering the mouth.it may also be spread by food or water containing human feces and less commonly from infected saliva.
So, the correct answer is 'All of the above'.
Multiple choice zoology our health introduction to health and disease health and its failure health and its significance

Which of the following is not a common health problem in India?

  1. Food and water borne diseases

  2. Insect and air borne diseases

  3. Professional hazards

  4. None of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
India is a vast country. It has highly diverse geographical and climatic conditions. There are many health problems seen in India. However, we may generalize them as follows:-
A) food and water-borne diseases
B) insect and airborne diseases.
C) lack of medical facilities
D)professional hazards
So, the correct answer is 'None of the above'.
Multiple choice zoology our health introduction to health and disease health and its failure health and its significance

Dental caries is due to

  1. Hereditary abnormalities

  2. Bacterial Infections

  3. Viral infection

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

Dental caries, which is also referred to as tooth decay or cavities, is one of the most common and widespread persistent diseases today and is also one of the most preventable. When you eat certain foods, the bacteria on your teeth breaks them down and produces acids that have the ability to seriously damage the hard tissues of your tooth. The result is the formation of dental caries (cavities). So, the correct option is 'B" (Bacterial Infections).

Multiple choice types, sources and impact of waste accumulation waste management - impact of waste accumulation our life and environment geography

For which disease have we not been able to exercise control?

  1. Malaria

  2. Polio

  3. Jaundice

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

AIDS is caused by the HIV virus, which has a high mutation rate and integrates into the host genome, making it extremely difficult to eradicate or control via traditional vaccination or simple treatment compared to the other listed diseases.

Multiple choice types, sources and impact of waste accumulation waste management - impact of waste accumulation our life and environment geography

Guinea worm disease is a type of _______ disease.

  1. water contamination

  2. air contamination

  3. soil contamination

  4. None of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Guinea worm disease which is also called as Dracunculiasis is a disease caused by guinea worm. A person gets affected when he or she consumes water contaminated with the larva.

It causes painful burning sensation and blisters in the lower limb. It is diagnosed by the worm coming out of the blister. Other symptoms include fever, nausea and vomiting.

Multiple choice types, sources and impact of waste accumulation waste management - impact of waste accumulation our life and environment geography

Which of the following are the common water borne disease caused by bacteria?

  1. Cholera

  2. Typhoid

  3. Dysentery

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

Cholera is caused by the bacteria which uses water as a vector known as Vibrio cholera. Typhoid is caused by bacteria called Salmonella Typhi. Bacterial dysentery is caused by infection with bacteria from Shigella, Campylobacter, Salmonella, or enterohemorrhagic E. coli. Diarrhea from Shigella is also known as shigellosis.

Multiple choice evs - i infectious diseases and how to prevent them energy and health infectious diseases - transmission and prevention credit communicable diseases pathogen and their mode of transmission

Which is an infectious disease?

  1. Coronary thrombosis

  2. HIV

  3. Diabetes mellitus

  4. Diptheria
Reveal answer Fill a bubble to check yourself
B,D Correct answer
Explanation

Infectious diseases are those diseases which are caused by microorganisms like fungi, bacteria, virus, parasites. HIV (Human immunodeficiency virus) causes AIDS (Acquired immunodeficiency syndrome). It is a sexually transmitted disease. Diphtheria is caused by bacterium Corynebacterium diphtheria. It affects the mucous membrane of throat and upper respiratory tract. Coronary thrombosis is a disease that results due to accumulation of blood clot on the walls of arteries. Diabetes mellitus is a disease that results due to insufficient production of insulin in the body.

Thus, the correct answer is 'HIV, Diphtheria.'