MEDIUM
9th ICSE
IMPORTANT
Earn 100

What is meant by the following:
residual air

Important Questions on Respiratory System

MEDIUM
9th ICSE
IMPORTANT
Innovative Biology>Chapter 14 - Respiratory System>Review QUESTIONS>Q 1
How are dust particles removed from the lungs to the larynx?
EASY
9th ICSE
IMPORTANT
Innovative Biology>Chapter 14 - Respiratory System>Review QUESTIONS>Q 1
Name the small sac-like structures at the end of the bronchioles.
MEDIUM
9th ICSE
IMPORTANT
Innovative Biology>Chapter 14 - Respiratory System>Review QUESTIONS>Q 1
By what process does oxygen pass from the lungs into the blood stream?
MEDIUM
9th ICSE
IMPORTANT
Innovative Biology>Chapter 14 - Respiratory System>Review QUESTIONS>Q 1
What increases the rate of breathing?