HARD
9th CBSE
IMPORTANT
Earn 100

Name any two air-borne diseases. How does the disease causing microbe spread through air?

Important Questions on Practice Paper 3

MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 18 - Practice Paper 3>3; PRACTICE PAPER>Q 36
How does HIV virus spread from a patient to a healthy person? Give any two methods of transmission of this disease.
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 18 - Practice Paper 3>3; PRACTICE PAPER>Q 36
How does the immune system of our body function?
HARD
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 18 - Practice Paper 3>3; PRACTICE PAPER>Q 36
Write three differences between communicable and non-communicable diseases?
HARD
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 18 - Practice Paper 3>3; PRACTICE PAPER>Q 36
'Public cleanliness is important for individual health.' Comment.