Living Organisms Characteristics & Habitats

Breathing is part of a process called ___________.

What is the process called when air moves from outside to the inside of our body?

• Breathing

• Respiration

• Inhalation

• Exhalation

______ gas is used by the body during respiration.

How do animals like cows, buffaloes, dogs or cats breathe?

• Through their skin

• Through their nose

• Through their mouth

• Through their abdomen

______ main organ for the exchange of gases in plants.

How do earthworms breathe?

• Through their skin

• Through their gills

• Through their lungs

• Through their mouth

What do fish use to absorb oxygen?

• Gills

• Lungs

• Skin

• Mouth

What gas do plants give out during respiration?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Hydrogen

What do plants use carbon dioxide for?

• To produce food

• To release oxygen

• To absorb sunlight

• To grow

How does the amount of oxygen released by plants during food preparation compare to the amount they use in respiration?

• The same

• Less

• More

• Depends on the plant