Breathing and Respiration Quiz

Where does gas exchange occur in the lungs of mammals?

• Trachea

• Alveoli

• Bronchi

• Diaphragm

What is the function of gills in aquatic animals?

• Filtering food

• Thermoregulation

• Communication

• Respiration

Which type of animals have tracheal systems for respiration?

• Mammals

• Insects

• Reptiles

• Birds

How do insects breathe using their tracheal systems?

• Via a complex network of blood vessels

• Through spiracles and tracheae

• Through gills and fins

• By absorbing oxygen through their skin

What is the primary gas exchanged through gills in aquatic animals?

• Carbon dioxide

• Nitrogen

• Oxygen

• Hydrogen

How do birds breathe using their lungs?

• Birds breathe by storing oxygen in their feathers

• Birds breathe by filtering oxygen from water through their gills

• Birds breathe by inhaling air through their beak or nostrils, which travels down the trachea into the lungs where oxygen is absorbed into the bloodstream and carbon dioxide is released.

• Birds breathe by absorbing oxygen through their skin

What is the waste product of cellular respiration?

• Oxygen (O2)

• Carbon dioxide (CO2)

• Glucose

• Water (H2O)

How do plants obtain the carbon dioxide needed for photosynthesis?

• From the air through their stems

• By absorbing it from the soil

• Through stomata on their leaves

• Through their roots

What is the purpose of the stomata in plant leaves?

• Support structure

• Water absorption

• Gas exchange

• Photosynthesis

Animals such as _____ have lungs in their chest.

• elephants

• mosquito

• birds

• snakes