1. Which cells in the human body are primarily responsible for immune response?
Answer:
Explanation:
White Blood Cells, or leukocytes, play a vital role in defending the body against pathogens and foreign invaders.
2. Which disease is caused by the human immunodeficiency virus (HIV)?
Answer:
Explanation:
Acquired Immunodeficiency Syndrome (AIDS) is caused by the human immunodeficiency virus (HIV).
3. Which vector is responsible for transmitting malaria?
Answer:
Explanation:
Malaria is transmitted through the bite of an infected Anopheles mosquito.
4. Which disease is characterized by the inflammation of the liver?
Answer:
Explanation:
Hepatitis refers to the inflammation of the liver, and it can be caused by various factors including viruses.
5. Which organism causes athlete's foot?
Answer:
Explanation:
Athlete's foot is a fungal infection affecting the skin, primarily between the toes.
6. The body's first line of defense against pathogens includes:
Answer:
Explanation:
The skin and mucous membranes act as physical barriers, preventing pathogens from entering the body.
7. Which is NOT a non-communicable disease?
Answer:
Explanation:
Influenza is a communicable disease caused by the influenza virus, while the others are non-communicable.
8. What is the primary function of antibodies?
Answer:
Explanation:
Antibodies are proteins produced by the immune system to neutralize or destroy pathogens like viruses and bacteria.
9. Which disease is caused by a deficiency of Vitamin C?
Answer:
Explanation:
Scurvy results from a deficiency of Vitamin C and is characterized by bleeding gums and joint pain.
10. Vaccination works on the principle of:
Answer:
Explanation:
Vaccination introduces a weakened or inactivated form of a pathogen to stimulate the body's immune response, leading to active immunity.
11. Which of the following diseases is caused by a protozoan?
Answer:
Explanation:
Malaria is caused by the protozoan parasite Plasmodium.
12. The term 'epidemic' refers to:
Answer:
Explanation:
An epidemic occurs when a disease affects a larger than expected number of individuals within a community or region at the same time.
13. Ringworm is caused by:
Answer:
Explanation:
Despite its name, ringworm is not caused by worms but by a fungal infection.
14. Which of the following diseases is considered a lifestyle disease?
Answer:
Explanation:
Diabetes, often related to lifestyle factors such as diet and physical activity, is considered a lifestyle disease.
15. Which type of immunity is conferred by mother's milk to her newborn?
Answer:
Explanation:
Mother's milk contains antibodies that provide passive immunity to the newborn against certain infections.
16. The presence of which organism in water indicates its contamination?
Answer:
Explanation:
The presence of E. coli in water often indicates fecal contamination and the potential presence of pathogens.
17. The most common type of cancer among women worldwide is:
Answer:
Explanation:
Breast cancer is the most frequently diagnosed cancer among women globally.
18. Allergies are a result of the body's immune system reacting to:
Answer:
Explanation:
Allergies are hypersensitive immune responses to substances called allergens which are typically harmless to most people.
19. Which organ gets affected in dengue fever?
Answer:
Explanation:
Dengue fever affects platelet count, leading to thrombocytopenia or reduced platelet levels.
20. Tuberculosis is caused by:
Answer:
Explanation:
Tuberculosis is caused by the bacterium Mycobacterium tuberculosis.