Please refer to MCQ Questions Chapter 13 Why Do We Fall ill Class 9 Science with answers provided below. These multiple-choice questions have been developed based on the latest NCERT book for Class 9 Science issued for the current academic year. We have provided MCQ Questions for Class 9 Science for all chapters on our website. Students should learn the objective based questions for Chapter 13 Why Do We Fall ill in Class 9 Science provided below to get more marks in exams.
Chapter 13 Why Do We Fall ill MCQ Questions
Please refer to the following Chapter 13 Why Do We Fall ill MCQ Questions Class 9 Science with solutions for all important topics in the chapter.
MCQ Questions Answers for Chapter 13 Why Do We Fall ill Class 9 Science
Question. Which type of disease is ‘Hemophilia’ ?
(a) An acute disease
(b) A deficiency disease
(c) A chronic disease
(d) An congenital disease
Answer
D
Question. Which disease is prevented by immunizing with BCG?
(a) Pneumonia
(b) Tuberculosis
(c) Polio
(d) Amoebiasis
Answer
B
Question. Select the correct matches.
![MCQ Questions Chapter 13 Why Do We Fall ill Class 9 Science](https://assignmentsbag.com/wp-content/uploads/2022/07/image-6.png)
(a) 1 and 3
(b) 2 and 3
(c) 2 and 4
(d) 1 and 4
Answer
D
Question. BCG is an effective vaccine to prevent
(a) tetanus
(b) tuberculosis
(c) diptheria
(d) pertussis
Answer
B
Question. Which of the following defines ‘health’ ?
(a) Social well being
(b) Physical fitness
(c) Mental fitness
(d) All of these
Answer
D
Question. Find from the following, a disease you may suffer from, if you live in a over crowded and poorly ventilated place.
(a) Cholera
(b) AIDS
(c) Air borne diseases
(d) Cancer
Answer
C
Question. Which of the following statements is correct?
(a) Common cold is not contagious.
(b) The common cold virus does not have its own RNA.
(c) Common cold usually takes two months to clear up.
Answer
D
Question. The term ‘disease’ means
(a) different ease
(b) disturbed ease
(c) distorted ease
(d) diplomatic ease
Answer
B
Question. What makes you ill if you come in contact with an infected person?
(a) High blood pressure
(b) Genetic abnormality
(c) Sneezing
(d) Blood cancer
Answer
C
Question. Which type of diseases affect the body suddenly but, last for a short time?
(a) Acute disease
(b) Chronic disease
(c) Congenital disease
(d) Genetic disorder
Answer
A
Question. Select a non-infectious disease.
(a) Leukemia
(b) Leprosy
(c) Measles
(d) Typhoid
Answer
A
Question. Which of these causes communicable disease?
(a) Metabolic disorder
(b) Allergy
(c) Pathogen
(d) Hormonal imbalance
Answer
C
Question. Find an organ affected in the disease, Jaundice.
(a) Kidney
(b) Liver
(c) Pancreas
(d) Leukemia
Answer
B
Question. Which of the following is a mismatch?
(a) AIDS – Bacterial infection
(b) Polio – Viral infection
(c) Malaria – Protozoan infection
(d) Elephantiasis – Helminth infection
Answer
A
FILL IN THE BLANK :
Question. Malaria is caused by a protozoan called ……….
Answer
Plasmodium
Question. BCG stands for ……….
Answer
Bacillus-Calmette Guerin
Question. ………. drug is used against amoebic dysentery.
Answer
Metronidazole
Question. Diseases are of two main kinds : Congenital and ……….
Answer
Acquired
Question. Rabies is also called ……….
Answer
Hydrophobia
Question. The virus that causes acquired immune deficiency syndrome (AIDS) parasitizes……….
Answer
Helper T-cells
Question. Malaria is caused by ……….
Answer
Protozoan
TRUE/FALSE :
Question. Communicable diseases are non-infectious.
Answer
False
Question. Rickets is caused due to the deficiency of vitamin A.
Answer
False
Question. An environmental stress upsets the normal physiological functioning of the organism.
Answer
True
Question. Acquire diseases are developed after birth.
Answer
True
Question. Botulism can be caused by canned food.
Answer
True
Question. Streptomycin inhibits protein synthesis in pathogenic bacteria.
Answer
True
Question. Cancer is an infectious disease.
Answer
False
Question. Hepatitis is a non-communicable diseases.
Answer
False
Question. Antibiotics are produced by bacteria and fungi.
Answer
True
Question. Personal hygiene is must to prevent infectious diseases.
Answer
True
MATCHING QUESTIONS :
Question.
![MCQ Questions Chapter 13 Why Do We Fall ill Class 9 Science](https://assignmentsbag.com/wp-content/uploads/2022/07/image-9.png)
Answer
B
Question.
![MCQ Questions Chapter 13 Why Do We Fall ill Class 9 Science](https://assignmentsbag.com/wp-content/uploads/2022/07/image-7.png)
![MCQ Questions Chapter 13 Why Do We Fall ill Class 9 Science](https://assignmentsbag.com/wp-content/uploads/2022/07/image-8.png)
Answer
A
Question.
![MCQ Questions Chapter 13 Why Do We Fall ill Class 9 Science](https://assignmentsbag.com/wp-content/uploads/2022/07/image-10.png)
Answer
C
ASSERTION AND REASON :
DIRECTION : In each of the following questions, a statement of Assertion is given and a corresponding statement of Reason is given just below it. Of the statements, given below, mark the correct answer as:
(a) Both assertion and reason are true and reason is the correct explanation of assertion.
(b) Both assertion and reason are true but reason is not the correct explanation of assertion.
(c) Assertion is true but reason is false.
(d) Both Assertion and Reason are false.
Question. Assertion : Hepatitis is a viral infection of liver causing its inflammation.
Reason : Hepatitis is a contagious disease.
Answer
B
Question. Assertion : Making anti-viral medicine is harder than making anti-bacterial medicines.
Reason : It takes hundreds of years to prepare antiviral drugs.
Answer
C
Question. Assertion : HIV infected person is prone to opportunistic diseases.
Reason : Immune system weakens during HIV infection.
Answer
A
Question. Assertion : Peptic ulcers cause acidity related pain and bleeding in the stomach.
Reason : Stress in the life causes peptic ulcers.
Answer
C
Question. Assertion : Majority of children in many parts of India are already immune to hepatitis A by the time they are five years old.
Reason : Children are exposed to the virus through water.
Answer
A