Cactus Spines

What is a characteristic of a cactus?

• needs constant watering

• has spines

• grows in the mud

What is the first function of cactus spines in the video?

What is the second function of cactus spines?

• To provide shade

• To breath well

• To provide food for animals

What is the third function of cactus spines mentioned in the text?

What is the last function of cactus spines mentioned in the text?

What is the purpose of cactus spines according to the video?

• To provide food for animals

• To protect from predators

• To attract insects

What do cactus spines prevent itself from?

• Water

• Air

• Sunlight

What do cactus spines trap on the surface to regulate temperature?

• Air

• Sunlight

• Water