This quiz works best with JavaScript enabled. Home > Cbse > Class 9 > Science > Why Do We Fall Ill > Class 9 Science Chapter 13 Why Do We Fall Ill – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 9 Science Chapter 13 Why Do We Fall Ill Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following diseases can be transmitted through food and water? A) Cholera. B) Chicken pox. C) Common cold. D) Pneumonia. Show Answer Correct Answer: A) Cholera. 2. What is the point of entry of Jaundice in our body? A) Mouth. B) Skin. C) Nose. D) Ear. Show Answer Correct Answer: A) Mouth. 3. Which type of Hepatitis virus has a vaccine A) Hepatitis 100. B) Hepatitis E. C) Hepatitis B. D) Hepatitis A. Show Answer Correct Answer: D) Hepatitis A. 4. Whooping Cough causative organism is? A) Bordetella Pertussis. B) Bordetella Pertussis. C) Bordetella pertussis. D) Bordetella pertussis. Show Answer Correct Answer: C) Bordetella pertussis. 5. Which one of the following is not important for individual health? A) Living in a clean place. B) Living in well furnished house. C) Good economic conditions. D) Equality and harmony. Show Answer Correct Answer: B) Living in well furnished house. 6. Disease is any harmless change that interferes with the normal appearance, structure or function of the body or any of its part. A) Maybe. B) False. C) True. D) Don't Know. Show Answer Correct Answer: B) False. 7. Indiscriminate use of antibiotics may A) Cause bacteria to release toxins. B) Lead to addiction to the drugs. C) Cause widespread occurrence of viral infections. D) Cause some diseases to become incurable. Show Answer Correct Answer: D) Cause some diseases to become incurable. 8. What do you mean by the term ' HEALTH '? A) Keeping your body fit. B) Being ill. C) A person's physical and mental conditions. D) Body is not fit. Show Answer Correct Answer: C) A person's physical and mental conditions. 9. The main symptoms of the HIV-AIDS infection are due to the fact that patient's body can no longer fight off many minor infections and hence becomes the reason of the patient's ultimate death.This happens because: A) HIV virus alone causes all the infections. B) HIV virus releases a poison in the body. C) HIV virus directly attacks the human nervous system. D) HIV virus damages the immune system of the body. Show Answer Correct Answer: D) HIV virus damages the immune system of the body. 10. Full form of RTPCR A) Reverse Translation Poli chloride reaction. B) Retro polymer chain resistance. C) Reverse transcription polymerase chain reaction. D) Result technology for polimer corona positive. Show Answer Correct Answer: C) Reverse transcription polymerase chain reaction. 11. Listed below are a few diseases.(i) Tuberculosis(ii) Cancer(iii) Common cold(iv) Viral feverFrom the above-mentioned diseases, which are classified as acute diseases? A) (i) and (ii). B) (ii) and (iii). C) (iii) and (iv). D) (i) and (iv). Show Answer Correct Answer: C) (iii) and (iv). 12. An organism which harbours a pathogen and may pass it on to another person to cause a disease is known as A) Parasite. B) Predator. C) Vector. D) Host. Show Answer Correct Answer: C) Vector. 13. "The Nobel Prize in Physiology or Medicine 2005 was awarded jointly to Barry J. Marshall and J. Robin Warren "for their discovery of the bacterium Helicobacter pylori and its role in gastritis and peptic ulcer disease." True or False A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. Assertion:Dengue can be treated by takingantibiotics.Reason:Antibiotics block the biochemical lifeprocesses of viruses. A) If both Assertion and Reason are true and Reason is the correct explanation of Assertion. B) If both Assertion and Reason are true but Reason is not the correct explanation of Assertion. C) If Assertion is true but Reason is false. D) If both Assertion and Reason are false. Show Answer Correct Answer: D) If both Assertion and Reason are false. 15. When did the world health organisation give definition of health in ..... A) 1946. B) 1947. C) 1945. D) 1948. Show Answer Correct Answer: D) 1948. 16. What is the basic principle of immunization A) It will not produce immunity against a disease. B) To produce immunity against a disease. C) To reduce the effect and kill the cause of the diseases. D) Use medicines that can kill the pathogens. Show Answer Correct Answer: B) To produce immunity against a disease. 17. Disease-causing microorganism, such as a bacterium or fungus. A) Antigen. B) Prion. C) Pathogen. D) Allergen. Show Answer Correct Answer: C) Pathogen. 18. Making anti-viral drugs is more difficult than making anti-bacterial medicines becausei. Viruses make use of host machineryii. Viruses are on the border line of living and non-livingiii. Viruses have very few biochemical mechanisms of their owniv. Viruses have a protein coat A) (i) and (iii). B) Only(iii). C) (ii) and (iv). D) Only(iv). Show Answer Correct Answer: B) Only(iii). 19. Assertion:Chances of spreading cholera are higher in a village.Reason:Community health is essential forgood individual health. A) If both Assertion and Reason are true and Reason is the correct explanation of Assertion. B) If both Assertion and Reason are true but Reason is not the correct explanation of Assertion. C) If Assertion is true but Reason is false. D) If both Assertion and Reason are false. Show Answer Correct Answer: A) If both Assertion and Reason are true and Reason is the correct explanation of Assertion. 20. AIDS cannot be transmitted by (a) sexual contact (b) hugs (c) breast feeding (d) blood transfusion A) B. B) C. C) A. D) D. Show Answer Correct Answer: A) B. 21. The bacteria among the following is A) Trypanosome. B) Salmonella typhi. C) Plasmodium. D) Rabies virus. Show Answer Correct Answer: A) Trypanosome. 22. India received Polio free certification from WHO in the year ..... A) 2000. B) 2014. C) 1995. D) 1996. Show Answer Correct Answer: B) 2014. 23. A doctor would most likely prescribe an antibiotic to treat what type of pathogen? A) Bacteria. B) Parasite. C) Fungus. D) Virus. Show Answer Correct Answer: A) Bacteria. 24. Common symptoms, which indicate sickness are ..... A) Loose motion. B) Headache. C) Cough. D) All of above. Show Answer Correct Answer: D) All of above. 25. Asthma is what type of Disease A) Acute Disease. B) Contagious Disease. C) Infectious Diseases. D) Chronic Disease. Show Answer Correct Answer: D) Chronic Disease. 26. Assertion:A person suffering from AIDScannot fight even very minor infections.Reason:Casual organism of AIDS is HIV. A) If both Assertion and Reason are true and Reason is the correct explanation of Assertion. B) If both Assertion and Reason are true but Reason is not the correct explanation of Assertion. C) If Assertion is true but Reason is false. D) If both Assertion and Reason are false. Show Answer Correct Answer: B) If both Assertion and Reason are true but Reason is not the correct explanation of Assertion. 27. Poverty and lack of public services is which cause of a disease? A) 3rd level cause. B) 1st level cause. C) 4th level cause. D) 2nd level cause. Show Answer Correct Answer: A) 3rd level cause. 28. Substances found in food which help the body grow and develop A) Fibers. B) Proteins. C) Carbs. D) None of the above. Show Answer Correct Answer: B) Proteins. 29. One way to prevent the spreading of disease is: A) To cough without covering your mouth. B) To wash your hands often. C) To rub your eyes and nose when sick. D) None of the above. Show Answer Correct Answer: B) To wash your hands often. 30. ..... is caused by bacterium Vibrio cholera A) Cholera. B) Dengue. C) Typhoid. D) Malaria. Show Answer Correct Answer: A) Cholera. 31. Which of these diseases was eradicated from the world with the help of vaccines? A) SARS. B) HIV/AIDS. C) Chickenpox. D) Smallpox. Show Answer Correct Answer: D) Smallpox. 32. An exception to the conditions necessary for good individual health is A) Public cleanliness. B) Good hygiene. C) Social equality and harmony. D) Polluted environment. Show Answer Correct Answer: D) Polluted environment. 33. The symptoms of a disease such as pain, fever etc., are mainly because of A) Inflammation. B) Immunization. C) Vaccination. D) None of the above. Show Answer Correct Answer: A) Inflammation. 34. The BCG vaccine is given for the immunity against A) Hepatitis. B) Jaundice. C) Malaria. D) Tuberculosis. Show Answer Correct Answer: D) Tuberculosis. 35. "Visiting a doctor rather than diagnosing your own illnesses is advised." True or false? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 36. Elephantiasis disease is caused by- A) Bacteria. B) Fungi. C) Viruses. D) Worms. Show Answer Correct Answer: D) Worms. 37. Which Part of the body does AIDS affect? A) Lymph Node. B) Lungs. C) Liver. D) Gut Lining. Show Answer Correct Answer: A) Lymph Node. 38. Mosquitoes are often seen breeding on the stagnant water. We should not allow mosquitoes to breed in our surroundings because they A) Multiply very fast and cause pollution. B) Are vectors for many diseases. C) Bite and cause skin diseases. D) Are not important insects. Show Answer Correct Answer: B) Are vectors for many diseases. 39. Both viruses and bacteria have the same bio-chemical pathways A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 40. What is another name of Tubeworms? A) Leishmania. B) Staphylococcy. C) Like button. D) Ascaris Lumbricoides. Show Answer Correct Answer: D) Ascaris Lumbricoides. 41. Which of the following is true for both bacteria and viruses? A) Both contain genetic material. B) Can be killed using antibiotics. C) Have a cell membrane. D) Have a protein coat. Show Answer Correct Answer: A) Both contain genetic material. 42. The disease caused due to worms is A) Sleeping sickness. B) Tetanus. C) Rabies. D) Filariasis. Show Answer Correct Answer: D) Filariasis. 43. Penicillin is a drug that can A) Interfere in the biological pathway of bacteria. B) An antibiotic that can kill bacteria. C) Both a and b. D) None of the above. Show Answer Correct Answer: D) None of the above. 44. Select the correct match.What does Leishmania causes and what type is it? A) Ascaris, Protozoan. B) Kalazar, fungus. C) Kalazar, Protozoan. D) Ascaris, fungus. Show Answer Correct Answer: C) Kalazar, Protozoan. 45. BCG vaccine is used for A) Pneumonia. B) TB. C) Polio. D) Brainfever. Show Answer Correct Answer: B) TB. 46. Antibiotics work against ..... A) (b) virus. B) (c) bacteria. C) D) parasites. D) (a) elephantiasis. Show Answer Correct Answer: B) (c) bacteria. 47. All diseases are caused by pathogens. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 48. You are aware of Polio Eradication Programme in your city. Children are vaccinated because A) Vaccination kills the polio causing microorganisms. B) Prevents the entry of polio causing organisms in the body. C) It creates immunity in the body. D) All of above. Show Answer Correct Answer: C) It creates immunity in the body. 49. The diseases which last for long time period A) Acute. B) Chronic. C) Both (a) and( B). D) None of the above. Show Answer Correct Answer: B) Chronic. 50. A person with AIDS is likely to develop infectious diseases because the virus that causes AIDS A) Destroys cancerous cells. B) Increases the rate of microbe destruction. C) Damages the immune system. D) Increases the rate of antibody production. Show Answer Correct Answer: C) Damages the immune system. 51. Syphilis and AIDS diseases are spread by- A) Through Sexual Contacts. B) Through Water. C) Through Vectors. D) Through Air. Show Answer Correct Answer: A) Through Sexual Contacts. 52. AIDS virus, when active in the body, mainly attacks A) Lungs. B) Liver. C) Immune system. D) Nervous system. Show Answer Correct Answer: C) Immune system. 53. African sleeping sickness causative organism is? A) Trypanosoma Gambiense. B) Tryponosoma gambiensse. C) Trypanosoma Gambienense. D) Trypanosoma gambiense. Show Answer Correct Answer: D) Trypanosoma gambiense. 54. Which of the following is not a mosquito born disease? A) No-Azar. B) Malaria. C) Tuberculosis. D) Dengue. Show Answer Correct Answer: C) Tuberculosis. 55. Antibiotics are ineffective against the viral infections. For each type of the viral infection, human body produces its own antiviral protein that is released from the infected and dying host cells. What is this protein called? A) Leishmania. B) Pertussis. C) Ascaris. D) Interferon. Show Answer Correct Answer: A) Leishmania. 56. Which one of the following diseases is caused by protozoans? (a) Malaria (b) Influenza (c) AIDS (d) Cholera A) C. B) B. C) A. D) D. Show Answer Correct Answer: C) A. 57. Which of these would never be included in a vaccine, due to its potential to cause illness/disease? A) Weakened virus. B) Fully deactivated virus. C) Complete, fully active virus. D) Partial virus. Show Answer Correct Answer: C) Complete, fully active virus. 58. Genital warts causative organism A) Human papilloma virus. B) Human baptismal virus. C) Human Papillomavirus. D) Human papiluma virus. Show Answer Correct Answer: A) Human papilloma virus. 59. The disease which spreads through sexual contact is ..... A) Cough. B) Cold. C) Fever. D) AIDS. Show Answer Correct Answer: D) AIDS. 60. What is not true about acute disease? A) They are not curable. B) Eg. Common Cold, Fever, Pneumonia. C) It lasts for a short period of time. D) It does not a long term effect on a person's body. Show Answer Correct Answer: A) They are not curable. ← PreviousNext →Related QuizzesScience QuizzesClass 9 QuizzesClass 9 Science Chapter 13 Why Do We Fall Ill Quiz 1Class 9 Science Chapter 13 Why Do We Fall Ill Quiz 2Class 9 Science Chapter 13 Why Do We Fall Ill Quiz 3Class 9 Science Chapter 13 Why Do We Fall Ill Quiz 5Class 9 Science Chapter 13 Why Do We Fall Ill Quiz 6 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books