Respiration System Quiz

What is the main function of the respiratory system in animals?

• Gas exchange

• Excretion

• Circulation

• Digestion

Which structure in the human respiratory tract is responsible for warming the air to body temperature?

• Larynx

• Tonsils

• Pharynx

• Nasal cavities

What is the purpose of the tonsils in the upper respiratory tract?

• Storing water

• Filtering debris

• Producing hormones

• Digesting food

Where does gas exchange occur in the lower respiratory tract?

• Trachea

• Alveoli

• Primary bronchii

• Bronchioles

How do terrestrial vertebrates, except birds, breathe?

• By using air-sacs

• Through the skin

• By contracting the diaphragm

• Through gills

What is the respiratory organ in birds for ventilation of the lungs?

• Lung

• Bronchioles

• Trachea

• Air-sacs

How do aquatic animals facilitate gas exchange?

• Through lungs

• Through stomata

• Through gills

• Through skin

What is the main reason why plants can survive without specialized respiratory organs?

• Low gas exchange needs

• Transport of gases between plant parts

• High demand for gas exchange

• Presence of stomata

Where does gas exchange take place in plants?

• Stomach

• Leaves, stem, and roots

• Heart

• Brain

What controls the opening and closing of stomata in plants?

• Roots

• Guard cells

• Stem

• Lenticels

Tags

NGSS.MS-LS1-6