MEDIUM
9th ICSE
IMPORTANT
Earn 100

What prevents the trachea and the bronchi from collapsing?

Important Questions on Respiratory System

MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 12 - Respiratory System>Chapter Exercise (2 marks questions)>Q 15
Name the epithelium and the cells present in the walls of the trachea, bronchi, and bronchioles.
HARD
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 12 - Respiratory System>Chapter Exercise (2 marks questions)>Q 16
How is the inspired air conditioned in a man?
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 12 - Respiratory System>Chapter Exercise (2 marks questions)>Q 17
Explain the role of blood in respiration.
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 12 - Respiratory System>Chapter Exercise (2 marks questions)>Q 18
Differentiate between the two types of respiration involved in gaseous exchange.
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 12 - Respiratory System>Chapter Exercise (2 marks questions)>Q 19
Write the location of the lungs in the thoracic cavity.
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 12 - Respiratory System>Chapter Exercise (3/4 marks questions)>Q 20
Why is it advised to breathe through nose? Give reasons.
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 12 - Respiratory System>Chapter Exercise (3/4 marks questions)>Q 21
How is expiration carried out under normal physiological conditions.
HARD
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 12 - Respiratory System>Chapter Exercise (5 marks questions)>Q 22
Describe gaseous exchange between blood and alveoli.