EASY
9th CBSE
IMPORTANT
Earn 100

Name the most common insect that carries causative organisms of cholera, dysentery, typhoid, and tuberculosis. (Mosquito/Tsetse fly/Housefly)

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Important Questions on Why Do We Fall Ill?

MEDIUM
9th CBSE
IMPORTANT
Biology for Class IX>Chapter 5 - Why Do We Fall Ill?>Exercise>Q 1
The signs and symptoms of a disease depend on the tissue or organ which the microbe targets. Explain with examples.
EASY
9th CBSE
IMPORTANT
Biology for Class IX>Chapter 5 - Why Do We Fall Ill?>Exercise>Q 2
Write the symptoms and diseases associated with the following when the microbe attacks the lungs.
EASY
9th CBSE
IMPORTANT
Biology for Class IX>Chapter 5 - Why Do We Fall Ill?>Exercise>Q 2
Write the symptoms and diseases associated with the following:
When the virus enters the liver.
EASY
9th CBSE
IMPORTANT
Biology for Class IX>Chapter 5 - Why Do We Fall Ill?>Exercise>Q 3
State differences between acute and chronic diseases.
MEDIUM
9th CBSE
IMPORTANT
Biology for Class IX>Chapter 5 - Why Do We Fall Ill?>Exercise>Q 4
Which type of disease causes more harm to the body—acute or chronic? Why?
MEDIUM
9th CBSE
IMPORTANT
Biology for Class IX>Chapter 5 - Why Do We Fall Ill?>Exercise>Q 5
What are acute and chronic diseases? Which one of the two are more harmful and why?
Give an example in support of your answer.
MEDIUM
9th CBSE
IMPORTANT
Biology for Class IX>Chapter 5 - Why Do We Fall Ill?>Exercise>Q 6
Identify infectious and non-infectious diseases from the following:
(a) Tuberculosis, (b) Goitre, (c) Marasmus, and (d) Typhoid.
MEDIUM
9th CBSE
IMPORTANT
Biology for Class IX>Chapter 5 - Why Do We Fall Ill?>Exercise>Q 7
What are the various levels of causes of diseases? Discuss with the help of an example.