This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 8 Human Health And Disease – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 8 Human Health And Disease Quiz 14 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A water borne disease is ..... A) Small pox. B) Tuberculosis. C) Malaria. D) Cholera. Show Answer Correct Answer: D) Cholera. 2. Once an antibiotic has been created and administered to the population, does that completely eradicate that disease forever? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 3. Like all other body systems, the immune system helps the body maintain homeostasis. Which statement best describes how the immune system does this? A) It protects other organs and tissues from infection and disease. B) It breaks down food to provide cells with nutrients. C) It gathers information through the senses and controls all other body systems. D) It transports oxygen and carbon dioxide. Show Answer Correct Answer: A) It protects other organs and tissues from infection and disease. 4. Many diseases can be diagnosed by observing the symptoms in the patient. Which group of symptoms are indicative of pneumonia? [NCERT Exemplar](a) Difficulty in respiration, fever, chills, cough, headache(b) Constipation, abdominal pain, cramps, blood clots(c) Nasal congestion and discharge, cough, sorethroat, headache(d) High fever, weakness, stomach pain, loss of appetite and constipation A) A. B) B. C) C. D) D. Show Answer Correct Answer: A) A. 5. Which one of the following is not a property of cancerous cells, whereas shows by normal cells? A) They show contact inhibition. B) They divide uncontrollably. C) They compete with normal cells. D) They do not remain confined to the area of origin. Show Answer Correct Answer: A) They show contact inhibition. 6. Which cells of immune system causes pore formation at the surface of the plasma membrane? A) Helper T cell. B) Killer T-cell. C) Suppressor T-cell. D) Suppressor T-cell. Show Answer Correct Answer: B) Killer T-cell. 7. Which one is correct with respect to HIV A) It is an unenveloped retrovirus. B) It is an enveloped retrovirus which has one single stranded RNA and one single reverse transcriptase. C) It is an enveloped retrovirus without reverse transcriptase. D) It is a retrovirus having two identical molecules of single stranded RNA and two molecules of reverse transcriptase. Show Answer Correct Answer: D) It is a retrovirus having two identical molecules of single stranded RNA and two molecules of reverse transcriptase. 8. Typhoid is ..... disease A) Viral. B) Fungal. C) Bacterial. D) Protozoan. Show Answer Correct Answer: C) Bacterial. 9. Two examples of diseases that can be transmitted through contact are ringworm and tinea. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 10. Activation of proto-oncogenes is not caused by A) Mutation. B) Gene amplification of mutated tumor supressing genes. C) Malnourishment. D) Chromosome rearrangement. Show Answer Correct Answer: C) Malnourishment. 11. One of the opioids, Heroin is extracted from A) Inflorescence of Cannabis. B) Latex of Papaver somniferum. C) Erythroxylum. D) Datura. Show Answer Correct Answer: B) Latex of Papaver somniferum. 12. The substance produced by a cell in viral infection that can protect other cells from further infection is(a) serotonin(b) colostrum(c) interferon(d) histamine. A) A. B) B. C) C. D) D. Show Answer Correct Answer: C) C. 13. Which one is the correct sequence for malarial parasites A) Sporozoites$\rightarrow$Saliva liver$\rightarrow$Blood. B) Saliva$\rightarrow$Blood$\rightarrow$Sporozoites$\rightarrow$Liver. C) Sporozoites$\rightarrow$Saliva Blood$\rightarrow$Liver. D) Saliva$\rightarrow$Blood$\rightarrow$Liver$\rightarrow$Sporozoites. Show Answer Correct Answer: C) Sporozoites$\rightarrow$Saliva Blood$\rightarrow$Liver. 14. Which of the following is an infectious disease? A) Cancer. B) Diabetes. C) Parkinson's disease. D) Polio. Show Answer Correct Answer: D) Polio. 15. Which form of the pathogen is used in vaccination? A) Activated and strong pathogenic antigens. B) Inactivated and weakened pathogenic antigens. C) Hyperactive and strong pathogen. D) Preformed antibodies. Show Answer Correct Answer: B) Inactivated and weakened pathogenic antigens. 16. Use of anti histamines and steroids gives a quick relief from A) Allergy. B) Nausea. C) Cough. D) Fever. Show Answer Correct Answer: A) Allergy. 17. What do water treatment plants mainly need to do? A) Clean and disinfect the water. B) Boil and evaporate the water. C) Remove the animals and plants. D) All of the above. Show Answer Correct Answer: A) Clean and disinfect the water. 18. Hepatitis B vaccine is produced from(a) inactivated viruses(b) yeast(c) Haemophilus influenzae(d) Salmonella typhimurium. A) A. B) B. C) C. D) D. Show Answer Correct Answer: B) B. 19. A person with sickle cell anaemia is: A) More prone to malaria. B) More prone to typhoid. C) Less prone to malaria. D) Less prone to typhoid. Show Answer Correct Answer: C) Less prone to malaria. 20. What is the name of test to identify TB? A) Schick. B) Widal. C) Pap's. D) None. Show Answer Correct Answer: D) None. 21. Personal hygiene meansA. to keep the body cleanB. to keep the surroundings neat and cleanC. regular exerciseD. protein-rich diet A) A, B. B) B, C. C) A, C, D. D) A, B, C, D. Show Answer Correct Answer: A) A, B. 22. Dengue is a vector borne disease spread by ..... A) Tse tse fly. B) Cockroach. C) Aedes Mosquito. D) Anopheles Mosquito. Show Answer Correct Answer: C) Aedes Mosquito. 23. Which microorganism is responsible for different types of Malaria? A) Plasmodium falciparum. B) Plasmodium vivax. C) Plasmodium quantum. D) A and b both. Show Answer Correct Answer: D) A and b both. 24. Tobacco consumption is known to stimulate secretion of adrenaline and nor-adrenaline. The component causing this could be(a) nicotine(b) tannic acid(c) curaimin(d) catechin. A) A. B) B. C) C. D) D. Show Answer Correct Answer: A) A. 25. Recombinant DNA Technology is based on A) Production of antigenic peptides of pathogens in bacteria or yeast. B) Production of B Lymphocytes . C) Production of antigens. D) Productions of DNA complements. Show Answer Correct Answer: A) Production of antigenic peptides of pathogens in bacteria or yeast. ← 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 8Class 12 Biology Chapter 8 Human Health And Disease Quiz 9Class 12 Biology Chapter 8 Human Health And Disease Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books