The Cholla Cactus

Which plant is known for its ability to thrive in the extreme heat of the desert?

• The Cholla Cactus

• The Desert Bighorn Sheep

• The Wood Rat

• The Desert Wren

How do desert animals utilize the cholla cactus?

• As a source of water

• As a place to find shelter

• Both as a source of water and a place to find shelter

• Neither as a source of water nor a place to find shelter

What do bees primarily seek from the cholla cactus?

• The spines

• The stems

• The pollen of its colorful blooms

• The shade it provides

What is the use of the cholla cactus by the O'odham tribe and other desert inhabitants?

• Building shelters

• Collecting its spines

• Eating the buds after roasting

• Staying warm during cold winter months

What similarity do the cactus wren and the wood rat share?

• Both species use collected objects in their nest construction

• Both species roast cholla buds for food

• Both build their nests in chollas to avoid ground predators

• Both rely on the cholla cactus for water

Why is the cholla cactus considered crucial for desert ecosystems?

• It provides shelter and food for numerous desert animals

• It is the sole species capable of thriving in desert environments

• Humans utilize it to produce medicinal remedies

• It modifies the desert climate to become more livable

What needs to be removed or inserted from the following sentence to correct it? Regardless of the cholla’s size, desert animals have learned to rely on it for survival.

• Remove the word desert

• Insert a colon after cholla's

• Insert a comma after cholla's

• Remove the apostrophe from cholla's

What adaptation allows the cholla cactus to survive in arid conditions?

• Deep root systems

• Thick, waxy skin to reduce water loss

• Ability to grow under partial shade

• Leaves that close at night to conserve moisture

How do birds contribute to the cholla cactus ecosystem?

• By eating the seeds and dispersing them

• By using the cactus as a nesting site

• Both by eating the seeds and using the cactus as a nesting site

• Neither by eating the seeds nor using the cactus as a nesting site