G11 New Bio Ch 4 (4.1)

What is the primary purpose of mechanisms of breathing?

• Aiding digestion
• Gas exchange
• Transportation of nutrients
• Sensory perception

Which type of animals primarily use gills for gas exchange?

• Insects
• Frogs
• Fish
• Birds

What is the main function of gill filaments in fish?

• Absorbing sunlight
• Filtering food particles
• Transporting oxygen
• Aiding in swimming

What is the counter-current flow's role in fish gills?

• Preventing water flow
• Regulating body temperature
• Maximizing oxygen uptake
• Aiding in digestion

Which respiratory structure is used by insects?

• Lungs
• Tracheae
• Gills
• Skin

What do terrestrial animals like frogs use for breathing?

• Tracheae
• Skin
• Book lungs
• Gills

What is the primary source of oxygen in aquatic environments?

• Soil
• Water
• Air
• Plants

What is the main advantage of respiratory structures like gills in aquatic animals?

• Efficient water filtration
• Enhanced buoyancy
• Increased sensory perception
• Large surface area for gas exchange

How do aquatic turtles primarily exchange gases?

• Through their skin
• Using gills
• Using lungs
• Through the cloaca

Which terrestrial animals use book lungs for breathing?

• Frogs
• Fish
• Spiders
• Birds