Animal Respiratory Organs Quiz

Which organ do fish mainly use to breathe underwater?

• Lungs

• Gills

• Skin

• Tracheae

What is the main function of bird lungs?

• To help birds fly

• To digest food

• To exchange oxygen and carbon dioxide

• To store water

Which animal group uses tracheae as their main respiratory organ?

• Mammals

• Birds

• Insects

• Fish

How do amphibians like frogs breathe through their skin?

• By swallowing air

• By absorbing oxygen directly from water or air

• By using gills only

• By using tracheae

Which of the following animals has lungs with many tiny air sacs called alveoli?

• Fish

• Mammals

• Insects

• Amphibians

What is the main difference between bird lungs and mammal lungs?

• Birds have gills, mammals do not

• Bird lungs allow air to flow in one direction, while mammal lungs have air moving in and out

• Mammals have tracheae, birds do not

• Birds breathe through their skin

Which organ do reptiles mainly use to breathe?

• Gills

• Lungs

• Tracheae

• Skin

What is the main respiratory organ in insects?

• Lungs

• Gills

• Tracheae

• Skin

Which animal can breathe both through its skin and its lungs?

• Fish

• Mammals

• Amphibians

• Birds

What do fish gills absorb from the water?

• Food

• Oxygen

• Carbon dioxide

• Salt