This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 8 Human Health And Disease – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 8 Human Health And Disease Quiz 8 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these glands is large at the time of birth but in adults, it reduces to a very small size?(a) Thyroid(b) Adrenal(c) Thymus(d) Spleen A) A. B) B. C) C. D) D. Show Answer Correct Answer: C) C. 2. Screening test of AIDS is: A) Western blot. B) Southern blot. C) PCR. D) ELISA. Show Answer Correct Answer: D) ELISA. 3. Read the following statements about health and select the incorrect one. A) Immune system maintains our health. B) Health is defined as a state of complete, physical, mental and social well-being. C) Health increases productivity and economic prosperity. D) Health increases infant and maternal mortality. Show Answer Correct Answer: D) Health increases infant and maternal mortality. 4. What is the difference between benign and malignant tumors? A) Benign tumors are not life threatening and malignant tumors are life threatening. B) Benign tumors are life threatening and malignant tumors are not life threatening. C) Benign tumors can have multiple nuclei while malignant tumors do not. D) Benign tumors can have multiple chromosome while malignant tumors do not. Show Answer Correct Answer: A) Benign tumors are not life threatening and malignant tumors are life threatening. 5. Common cold differs from pneumonia as A) Pneumonia is caused by a virus whereas common cold is caused by a bacterium. B) A pneumonia pathogen infects alveoli whereas common old affects nose and respiratory passage but not the lungs. C) Pneumonia is a non communicable disease whereas common cold is a communicable didsease. D) None of these. Show Answer Correct Answer: B) A pneumonia pathogen infects alveoli whereas common old affects nose and respiratory passage but not the lungs. 6. Cancer of the body's blood-forming tissues. A) Leukemia. B) Carcinoma. C) Sarcoma. D) Lymphoma. Show Answer Correct Answer: A) Leukemia. 7. Common cold is caused by ..... X which infects ..... Y. A) X=rhinovirus, Y=nose and respiratory tract. B) X=rhinovirus, Y=nose and lungs. C) X=retrovirus, Y=respiratory tract and lungs. D) X=rhinovirus, Y=respiratory tract and lungs. Show Answer Correct Answer: A) X=rhinovirus, Y=nose and respiratory tract. 8. Which of the following pairs correctly matches a disease and a pathogen causing it? A) Typhouid-salamnella typhi. B) Pneumonia-Haemophilus. C) Malaria-acris lumbricoides. D) Ringworm-entamoeba histolyides. Show Answer Correct Answer: A) Typhouid-salamnella typhi. 9. Passive immunity can be conferred directly by(a) vaccines(b) antitoxins(c) colostrum(d) both (b) & (c) A) A. B) B. C) C. D) D. Show Answer Correct Answer: D) D. 10. The test used for detecting HIV A) Widal test. B) ELISA. C) CT scan. D) Mammogram. Show Answer Correct Answer: B) ELISA. 11. The disease chikungunia is transmitted by: A) House fly. B) Aedes mosquito. C) Female Anopheles. D) Cockroach. Show Answer Correct Answer: B) Aedes mosquito. 12. Humoral immunity is associated with: A) T-cells. B) B-cells. C) Macrophages. D) Both (a) and (b). Show Answer Correct Answer: B) B-cells. 13. Diseasetransmitted through body fluids A) Streptococcus infection. B) AIDS. C) Malaria. D) Both a and b. Show Answer Correct Answer: D) Both a and b. 14. Which of the following is the right match? A) Bhang-Analgesic. B) Barbiturate-Tranquiliser. C) Cocaine-Opiate narcotics. D) Morphine-Hallucinogen. Show Answer Correct Answer: B) Barbiturate-Tranquiliser. 15. T cells that kill infected cells are A) Cytotoxic T's. B) Helper T's. C) Plasma cells. D) Antigen presenting c. Show Answer Correct Answer: A) Cytotoxic T's. 16. Which one of the following sets includes bacterial diseases?(a) Tetanus, tuberculosis, measles(b) Diptheria, leprosy, plague(c) Cholera, typhoid, mumps(d) Malaria, mumps, poliomyelits A) A. B) B. C) C. D) D. Show Answer Correct Answer: B) B. 17. Antibody is A) A substance that specifically inactivates an antigen. B) Phagocyte that feeds on invading pathogen. C) Cellular component of blood. D) Secretion of RBC. Show Answer Correct Answer: A) A substance that specifically inactivates an antigen. 18. Colostrum the yellowish fluid, secreted by mother during the initial days of lactation is very essential to impart immunity to the new born infants because it contains: A) Natural killer cells. B) Monocytes. C) Macrophages. D) Immunoglobulin A. Show Answer Correct Answer: D) Immunoglobulin A. 19. What is the term for using drugs to treat cancer? A) Surgery. B) Radiation. C) Chemotherapy. D) Hormonal treatments. Show Answer Correct Answer: C) Chemotherapy. 20. In higher vertebrates, the immune system can distinguish self-cells and non-self. If this property is lost due to genetic abnormality and it attacks self-cells, then it leads to:- A) Allergic response. B) Graft rejection. C) Auto-immune disease. D) Active immunity. Show Answer Correct Answer: C) Auto-immune disease. 21. Which drug is being excessively taken by some sports persons nowadays?(a) Opioids(b) Barbiturates(c) Cannabinoids(d) Lysergic acid diethly amides (LSD) A) A. B) B. C) C. D) D. Show Answer Correct Answer: C) C. 22. A protein or polysaccharide molecule that stimulates antibody formation.(a) antigen(b) antibiotics(c) exotoxin(d) endotoxins. A) A. B) B. C) C. D) D. Show Answer Correct Answer: A) A. 23. A snake bite is treated with antivenom. This is an example of A) Artificially acquired active immunity. B) Artificially acquired passive immunity. C) Naturally acquired passive immunity. D) Specific natural immunity. Show Answer Correct Answer: B) Artificially acquired passive immunity. 24. Passive immunity can be conferred directly by A) Vaccines. B) Anitoxins. C) Colostrum. D) Both B and C. Show Answer Correct Answer: D) Both B and C. 25. Antibodies present in colostrum that protect the newborn from certain diseases are of: A) IgG type. B) IgA type. C) IgD type. D) IgE type. Show Answer Correct Answer: B) IgA type. ← PreviousNext →Related QuizzesClass 12 Biology Chapter 8 Human Health And Disease Quiz 1Class 12 Biology Chapter 8 Human Health And Disease Quiz 2Class 12 Biology Chapter 8 Human Health And Disease Quiz 3Class 12 Biology Chapter 8 Human Health And Disease Quiz 4Class 12 Biology Chapter 8 Human Health And Disease Quiz 5Class 12 Biology Chapter 8 Human Health And Disease Quiz 6Class 12 Biology Chapter 8 Human Health And Disease Quiz 7Class 12 Biology Chapter 8 Human Health And Disease Quiz 9Class 12 Biology Chapter 8 Human Health And Disease Quiz 10Class 12 Biology Chapter 8 Human Health And Disease Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books