Respiration Quiz level - 2

Class 10 Respiratory System Quiz - Medium Level

Question 1:

Which organ is the primary site of gas exchange in the respiratory system?

A) Lungs B) Trachea C) Pharynx D) Bronchi

Question 2:

What is the function of the epiglottis in the respiratory system?

A) Transporting air to the lungs B) Producing sound during speech C) Filtering air before it enters the lungs D) Preventing food from entering the windpipe

Question 3:

What is the name of the tiny air sacs in the lungs where gas exchange occurs?

A) Alveoli B) Diaphragm C) Alveolar sacs D) Bronchioles

Question 4:

What is the process by which oxygen and carbon dioxide are exchanged between the blood and the body tissues?

A) Breathing B) Excretion C) Respiration D) Circulation

Question 5:

What is the name of the dome-shaped muscle that plays a crucial role in breathing?

A) Epiglottis B) Larynx C) Alveoli D) Diaphragm