Respiration and the Respiratory System Quiz

What is respiration?

• The movement of air into the lungs

• The process of breathing air

• The process by which cells break down food molecules to release energy

• The exchange of gases in the atmosphere

What type of respiration requires oxygen?

• Anaerobic respiration

• Photosynthesis

• Aerobic respiration

• Cellular respiration

What is the function of the respiratory system?

• To produce energy

• To circulate blood

• To exchange gases between the body and the environment

• To digest food

What is the trachea commonly known as?

• Lung

• Voice box

• Bronchus

• Windpipe

What are alveoli?

• Muscles that help in breathing

• Large tubes connecting the lungs

• Tiny air sacs in the lungs for gas exchange

• Blood vessels in the lungs

What is the role of haemoglobin?

• To filter blood

• To produce energy

• To carry oxygen in red blood cells

• To carry carbon dioxide in the blood

What is diffusion?

• The exchange of gases in the lungs

• The process of breathing

• Movement of molecules from high to low concentration

• The breakdown of food

What do capillaries do?

• Transport oxygen to the lungs

• Connect arteries and veins for gas exchange

• Carry blood away from the heart

• Store energy

What is the function of white blood cells?

• To produce hormones

• To destroy disease-causing microorganisms

• To transport oxygen

• To carry nutrients

What is inspired air?

• Air with low oxygen

• Air we breathe in

• Air with high carbon dioxide

• Air we breathe out