animals and plants chapters 1&2

animals need _______ from the air they breathe.

• oxygen
• hydrogen
• carbon dioxide
• nitrogen

defense mechanisms help an animal not get ______.

• eaten

• injured
• protected
• fed

animals and plants use defense mechanisms to defend themselves from ______.

• people

• cobras

• predators

camouflage, spikes, shells, and poison are all examples of ________.

• defense mechanisms
• aggressive behaviors
• colorful displays
• speed adaptations

a turtles defense mechanism is its ______.

• wings
• fangs
• shell
• spikes

camouflage means to ______.

• blend in
• reveal
• stand out

a cobra uses ____ to defend itself.

• claws
• stingers
• fangs
• venom