Class 9 Science Chapter 13 Why Do We Fall Ill MCQ Questions with Answer

Why Do We Fall Ill Class 9 MCQ is one of the best strategies to prepare for the CBSE Class 9 Board exam. If you want to complete a grasp concept or work on one’s score, there is no method except constant practice. Students can improve their speed and accuracy by doing more Why Do We Fall Ill class 9 MCQ which will help them all through their board test.

Why Do We Fall Ill Class 9 MCQ Questions with Answer

Class 9 Science MCQ with answers are given here to Chapter 13 Why Do We Fall Ill. These MCQs are based on the latest CBSE board syllabus and relate to the latest Class 9 Science syllabus. By Solving these Class 9 MCQs, you will be able to analyze all of the concepts quickly in the Chapter and get ready for the Class 9 Annual exam.

Learn Why Do We Fall Ill Class 9 MCQ with answers pdf free download according to the latest CBSE and NCERT syllabus. Students should prepare for the examination by solving CBSE Class 9 Why Do We Fall Ill MCQ with answers given below.

Question 1: The bacteria among the following is

• a) Salmonella typhi
• b) Plasmodium
• c) Rabies virus
• d) Trypanosome 

Question 2: Diarrhea, cholera, typhoid are the diseases that have one thing in common that is

• a) All of the options
• b) All of them are cured by antibiotics
• c) All of them is transmitted by contaminated food and water
• d) All of them are caused by bacteria

Question 3: Plasmodium is an example of

• a) Virus
• b) Protozoa 
• c) Bacteria
• d) Worm

Question 4: The disease caused due to worm is

• a) Sleeping sickness
• b) Tetanus
• c) Rabies
• d) Filariasis 

Question 5: Penicillin is a drug that can

• a) An antibiotic that can kill bacteria
• b) Interfere in the biological pathway of bacteria
• c) None of the options 
• d) Both Interfere in the biological pathway of bacteria and An antibiotic that can kill bacteria

Question 6: The pathogens od disease are

• a) Protozoa
• b) Bacteria
• c) Virus
• d) All of the options

Question 7: HIV virus attacks one of the following cells in our body

• a) White blood cells
• b) Red blood cells
• c) Long cell 
• d) Liver cell

Question 8: Larynx is called

• a) Voice box
• b) Respiratory organ
• c) Music box
• d) None of the options

Question 9. Congenital disease is
(a) Deficiency disease
(b) Present from the time of birth
(c) Spread from man to man
(d) That occurs during lifetime

Question 10: Malaria is caused due to

• a) Both Protozoa and Anopheles mosquito
• b) Protozoa
• c) Anopheles mosquito
• d) None of the options

Question 11: The BCG vaccine is given for the immunity against

• a) Jaundice
• b) Hepatitis
• c) Tuberculosis 
• d) Malaria

Question 12: The disease that affects our lungs is

• a) Rabies
• b) AIDS
• c) Polio
• d) Tuberculosis 

Question 13. Which one of the following diseases is not caused by bacteria?
(a) Typhoid
(b) Anthrax
(c) Tuberculosis
(d) Malaria

Whoever needs to take the CBSE Class 9 Board Exam should look at this MCQ. To the Students who will show up in CBSE Class 9 Science Board Exams, It is suggested to practice more and more questions. Aside from the sample paper you more likely had solved. These Why Do We Fall Ill Class 9 MCQ are ready by the subject specialists themselves.

Question 14. Which one of the following has a long term effect on the health of an individual?
(a) Common cold
(b) Chicken pox
(c) Chewing tobacco
(d) Stress

Question 15. Many of the people suffer from the problem of acnes and feel annoyed of the ugly skin texture caused due to the acne spots. Can you guess the microorganism causing these acne?
(a) H1N1 virus
(b) Trypanosoma
(c)Leishmania
(d) Staphylococcus

Question 16. Which one of the following is not a viral disease?
(a) Dengue
(b) AIDS
(c) Typhoid
(d) Influenza

Question 17. Which one of the following is not a bacterial disease?
(a) Cholera
(b) Tuberculosis
(c) Anthrax
(d) Influenza

Question 18. Examples of communicable diseases are Tuberculosis
(a) Diabetes
(b) Arthritis
(c) Cancer
(a) None

Question 19. Sleeping sickness is caused by ____________, a protozoan.
(a) Trypanosoma
(b) Euglena
(c) Plasmodium
(d) Amoeba

Question 20. Larynx is called
(a) Voice box
(b) Music box
(c) Respiratory organ
(d) None of these

Question 21. Which one of the following has a long term effect on the health of an individual?
(a) Common cold
(b) Chicken pox
(c) Chewing tobacco
(d) Stress

Question 22. TAB-vaccine is used to provide immunity against Typhoid for a period of three years.What is the correct abbreviation of TAB?
(a) Typhoid-Paratyphoid A and B Vaccine
(b) Typhoid-Partialtyphoid A and B Vaccine
(c)Typhoid-Peroxytyphoid A and B Vaccine
(d) Typhoid-Pertyphoid A and B Vaccine

Question 23. Microbes are immediate cause of _______ disease.
(a) Infectious
(b) Non-infectious
(c) Acute
(d) Chronic.

Question 24 . Which of the following diseases is caused by worm?
(a) Measles
(b) Poliomyelitis
(c) Tuberculosis
(d) Elephantiasis

Question 25. Which one of the following is not important for individual health?
(a) Living in clean space
(b) Good economic condition
(c) Social equality and harmony
(d) Living in a large and well furnished house

Question 26. Malarial parasite after entering the human body reaches the
(a) liver and then RBCs
(b) stomach and then RBCs
(c) liver and then WBCs
(d) stomach and then salivary glands

Question 27. 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

Question 28. Which of the following is the literal meaning of disease?
(a) Being happy
(b) Being unaware
(c) Being uncomfortable
(d) Being uncomplicated

Question 29. Which of the following bacteria cause peptic ulcer?
(a) Helicobactor chlolecystus
(b) Helicobactor salomonis
(c) Helicobactor pylori
(d) Helicobactor hepaticus

Question 30. The disease caused due to worm is
(a) Tetanus
(b) Rabies
(c) Sleeping sickness
(d) Filariasis

Question 31. Plasmodium is an example of
(a) Virus
(b) Bacteria
(c) Protozoa
(d) Worm

Question 32. 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 damages the immune system of the body
(d) HIV virus directly attacks the human nervous system

Question 33. Acute diseases last for:
(a) Long period of time
(b) Only few hours
(c) Short period of time
(d) Life long

Question 34. Which of the following is a chronic disease?
(a) Cold
(b) Diabetes
(c) Influenza
(d) Typhoid

Question 35. Which of the following organism causes acne?
(a) Trypanosoma
(b) Lactobacillus
(c) Staphylococcus
(d) Plasmodium

Question 36. HIV virus attacks one of the following cells in our body
(a) Red blood cells
(b) White blood cells
(c) Liver cell
(d) Long cell

Question 37. Which one of the following is not important for individual health?
(a) Living in a clean place
(b) Good economic condition
(c) Social equality and harmony
(d) Living in large, well-furnished house

You can easily get good marks If you study with the help of Class 9 Why Do We Fall Ill MCQ. We trust that information provided is useful for you. NCERT MCQ Questions for Class 9 Why Do We Fall Ill PDF Free Download would without a doubt create positive results. 

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