Class 9 Science MCQ Chapter 13 Why do we fall ill, Class 9 Science MCQ Question Answer, Class 9 Science Multiple Choice Question Answer to each chapter is provided in the list of SCERT Science Class 9 Objective Types Question Answer so that you can easily browse through different chapters and select needs one. Class 9 Science MCQ Chapter 13 Why do we fall ill Question Answer can be of great value to excel in the examination.
SCERT Class 9 Science MCQ Chapter 13 Why do we fall ill
SCERT Class 9 Science MCQ Chapter 13 Why do we fall ill Notes covers all the exercise questions in SCERT Science Textbooks. The NCERT Class 9 Science MCQ Chapter 13 Why do we fall ill provided here ensures a smooth and easy understanding of all the concepts. Understand the concepts behind every chapter and score well in the board exams.
Why do we fall ill
Chapter – 13
Multiple Choice Questions & Answers
1. The heart is
(a) beating
(b) breathing
(c) filtering urine
(d) thinky
Ans. (a) beating.
2. The lungs are
(a) beating
(b) breathing
(c) filtering urine
(d) thinking
Ans. (b) breathing.
3. the kidney is
(a) beating
(b) breathing
(c) filtering urine
(d) thinking
Ans. (c) filtering urine.
4. The brain is –
(a) breathing
(b) beating
(c) filtering urine
(d) thinking
Ans. (d) thinking.
5. Which of the following disease is accured by virus?
(a) Dengu
(b) cholera
(c) Anthrux
(d) malaria
Ans. (a) Dengu.
6. Which of the following disease is occured by bacteria?
(a) common cold.
(b) imfluenza
(c) Kala-azar
(d) anthrux
Ans. (d) anthrux.
7. Which of the following disease is occured by fungi?
(a) cholera
(b) malaria
(c) skin disease
(d) Typhoid
Ans. (c) Skin disease.
8. Which of the following disease is occured by protozoan microbes
(a) Cholera
(b) Kala-azar
(c) anthrax
(d) tuberculosis
Ans. (b) Kala-azar.
9. Which of the following disease is occured by worms.
(a) elephantiasis
(b) anthrax
(c) dysentery
(d) acidity
Ans. (a) elephantiasis.
10. Which of the following multiply very slowly in comparison is?
(a) bacteria
(b) virus
(c) worms
(d) fungi
Ans. (c) worms.
11. Which of the following can lives on only host cells?
(a) bacteria
(b) virus
(c) worms
(d) fungi
Ans. (b) virus.
12. The growing bacteria become unable to make cell walls and die easily. It is possible for
(a) vaccine
(b) safe drinking water
(c) public hygiene
(d) Antibiotic penicillin
Ans. (d) Antibiotic penicillin.
13. Which of the following disease is not transmitted through handshakes, hugs, sports, swimming etc.?
(a) common cold
(b) pneumonia
(c) syphilis
(d) tuberculosis
Ans. (c) syphilis.
14. Mosquitoes feed on many
(a) cold-blooded animals
(b) worm – blooded animals
(c) plants
(d) All of the above
Ans. (c) plants.
15. Which of the following causes brain fever?
(a) mosquito
(b) bite of dog
(c) polluted drinking
(d) None of the above
Ans. (a) mosquito.
Very Short Answer Type Questions
1. Write the basic substance contains in the cell.
Ans. Proteins, carbohydrates, fats or lipids and so on.
2. What is called disease?
Ans. If it can be found a specific and particular cause for discomfort is called disease.
3. What do you mean by good health for musician?
Ans. Good health for a musician may mean having enough breathing capacity in his/her lungs to control the notes from his/her flute.
4. What do you mean by good health for dancer?
Ans. Good health for a dancer may mean being able to stretch his body into difficult but graceful positions.
5. How do the form of digestive system?
Ans. Stomach and intestine.
6. What is the function of digestive system?
Ans. to digest food taken in from outside the body.
7. Write the some acute diseases?
Ans. A cough and cold etc.
8. Write a name of chronic disease.
Ans. Tuberculosis.
9. What is called infections disease?
Ans. Disease where microbes are the immediate causes are called infections disease.
10. Write the two disease which is formed lack of exercise.
Ans. Excessive weight and high blood pressure.
11. Give the examples of disease caused by virus.
Ans. Common cold, influenza, dengu etc.
12. Give the examples of disease caused by bacteria.
Ans. Typhoid fever, cholera, tuberculosis etc.
13. Give the examples of disease caused by fungi.
Ans. Many common skin disease.
14. Give the examples of disease caused by protozoan microbes.
Ans. Malaria and Kala-azar.
15. Give the example of disease caused by worms.
Ans. elephantiasis.
16. Write the name of protozoan organism, responsible for sleeping sickness.
Ans. Trypanosoma.
17. Write the name of protozoan organism, responsible for the disease Kala-azar.
Ans. Leishmania.
18. Write the examples through air transmitted disease.
Ans. Common cold, pneumonia etc.
19. Write the name of two diseases which are transmitted sexually?
Ans. syphilis and AIDS.
20. What are the name of animals which through transmits the microbes of malaria?
Ans. mosquito.
21. What are called acute diseases?
Ans. Some disease last for only very short periods of time and these diseases are called acute diseases.
22. What is called chronic diseases?
Ans. Some disease last for very long periods of time and these diseases are called chronic diseases.
23. What is the name of virus which spread by the bite of infected dog and other animals?
Ans. Rabies virus.
24. Write the name of some disease which may be vaccinated.
Ans. tetanus, diphtheria, whooping cough etc.
25. Who provided the word ‘vaccine’?
Ans. Edward Jenner.
