CBSE Class 9 Science Why Do We Fall Ill MCQs

Refer to CBSE Class 9 Science Why Do We Fall Ill MCQs provided below available for download in Pdf. The MCQ Questions for Class 9 Science with answers are aligned as per the latest syllabus and exam pattern suggested by CBSE, NCERT and KVS. Multiple Choice Questions for Chapter 13 Why Do We Fall Ill are an important part of exams for Class 9 Science and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 9 Science and also download more latest study material for all subjects

MCQ for Class 9 Science Chapter 13 Why Do We Fall Ill

Class 9 Science students should refer to the following multiple-choice questions with answers for Chapter 13 Why Do We Fall Ill in Class 9.

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

Question: The disease caused due to worm is

a) Sleeping sickness

b) Tetanus

c) Rabies

d) Filariasis 

Answer: D

Question: 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

Answer: C

Question: The pathogens od disease are

a) Protozoa

b) Bacteria

c) Virus

d) All of the options

Answer : A

Question: 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

Answer : C

Question: The bacteria among the following is

a) Salmonella typhi

b) Plasmodium

c) Rabies virus

d) Trypanosome 

Answer : D

Question: 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

Answer : A

Question: Plasmodium is an example of

a) Virus

b) Protozoa 

c) Bacteria

d) Worm

Answer : B

Question: Malaria is caused due to

a) Both Protozoa and Anopheles mosquito

b) Protozoa

c) Anopheles mosquito

d) None of the options

Answer : A

Question: The BCG vaccine is given for the immunity against

a) Jaundice

b) Hepatitis

c) Tuberculosis 

d) Malaria

Answer: C

Question: The disease that affects our lungs is

a) Rabies

b) AIDS

c) Polio

d) Tuberculosis 

Answer : D

Question: Larynx is called

a) Voice box

b) Respiratory organ

c) Music box

d) None of the options

Answer : A

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

Answer :  A

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

Answer :  C

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

Answer :  D

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

Answer :  A

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

Answer :  A

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

Answer :  D

Question. 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

Answer :  C

Question. 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

Answer :  D

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

Answer :  A

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

Answer :  D

Question. 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

Answer :  D

Question. 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

Answer :  A

Question. 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

Answer :  B

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

Answer :  D

Question. 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

Answer :  C

Question. 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

Answer :  A

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

Answer :  C

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

Answer :  C

Question. 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

Answer :  D

Question. 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

Answer :  D

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

Answer :  C

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

Answer :  C

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

Answer :  D

Question. 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

Answer :  C

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

Answer :  C

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

Answer :  B

Chapter 01 Matter in Our Surroundings
CBSE Class 9 Science Matter In Our Surroundings MCQs
Chapter 02 Is Matter Around Us Pure
CBSE Class 9 Science Is Matter Around us Pure MCQs
Chapter 03 Atoms and Molecules
CBSE Class 9 Science Atoms and Molecules MCQs
Chapter 04 Structure of the Atom
CBSE Class 9 Science Structure of Atom MCQs
Chapter 05 Periodic Classification of Elements
CBSE Class 9 Science Periodic Classification of Elements MCQs
Chapter 05 The Fundamental Unit of Life
CBSE Class 9 Science The Fundamental Unit of Life MCQs
Chapter 07 Diversity in Living Organisms
CBSE Class 9 Science Diversity In Living Organisms MCQs
Chapter 09 Force and Laws of Motion
CBSE Class 9 Science Force and Laws of Motion MCQs
Chapter 13 Why Do We Fall Ill
CBSE Class 9 Science Why Do We Fall Ill MCQs
Chapter 14 Natural Resources
CBSE Class 9 Science Natural Resources MCQs
Chapter 15 Improvement in Food Resources
CBSE Class 9 Science Improvement In Food Resources MCQs

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