Gas Exchange in Animals

What are the three main features of a gas exchange surface?

• Moist, thick, and impermeable

• Dry, thin, and impermeable

• Moist, thin, and permeable

• Dry, thick, and permeable

Which type of gas exchange organ is used by bony fish?

• Alveoli

• Skin

• Spiracles

• Gills

How does gas exchange occur in small or flat animals?

• Through the skin

• Through alveoli

• Through spiracles

• Through gills

What is the main function of gas exchange in animals?

• To provide a steady supply of carbon dioxide to cells

• To remove oxygen from the internal environment

• To provide a steady supply of oxygen to cells

• To remove carbon dioxide from the external environment

Tags

NGSS.MS-LS2-3

Which type of gas exchange organ is used by grasshoppers and cockroaches?

• Alveoli

• Skin

• Spiracles

• Gills

What is the main advantage of having a large surface area for gas exchange?

• Increased diffusion rate

• Decreased diffusion rate

• Increased concentration gradient

• Decreased concentration gradient

Tags

NGSS.HS-LS2-3

How does gas exchange occur in insects?

• Through the skin

• Through alveoli

• Through spiracles

• Through gills

Which type of gas exchange organ is used by amphibians?

• Alveoli

• Skin

• Spiracles

• Gills

What is the main function of gas exchange in animals?

• To provide a steady supply of carbon dioxide to cells

• To remove oxygen from the internal environment

• To provide a steady supply of oxygen to cells

• To remove carbon dioxide from the external environment

Which type of gas exchange organ is used by bony fish?

• Alveoli

• Skin

• Spiracles

• Gills