Modified Interim Checkpoint 7 Review Briggs 6th Grade

An ostrich is a tall, flightless bird that lives in Africa. Ostriches have long legs that allow them to run more than 40 miles per hour and sharp claws on their wing fingers. These structures help ostriches survive in the desert by helping them —

• attract a mate

• escape predators

• search for food

• feed their chicks

Blue whales live in cold Arctic waters and, like many whales, they migrate to warmer waters for part of the year. During the time they are in the cold Arctic waters, which characteristic helps a whale protect itself from the cold temperatures of its environment?

• The blue color that makes it hard to see in the ocean water

• A large body size that scares predators away

• A smooth skin that helps the whale swim fast

• A thick layer of blubber that keeps heat inside the whale

How does the structure of a hawk's foot help it to survive in its environment?

• The sharp talons help the hawk run across the ground.

• The sharp talons help the hawk fly.

• The sharp talons help the hawk dig for food.

• The sharp talons help the hawk catch, hold, and eat its prey.

This monkey has a tail that can grasp tree limbs. The tail helps the monkey live in a habitat filled with trees.

What other characteristic helps the monkey move through the trees?

• The monkey sees colors much like humans can, so it can tell if fruit is ripe enough to eat.

• The monkey has back teeth that help it grind and smash leaves to eat.

• The monkey changes the sound it makes when it communicates with other monkeys.

• The monkey has strong hands that help it swing through the branches.

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Which animal foot has structures that help the animal dig underground homes?

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When the Virginia opossum feels threatened, it will exhibit behaviors like running or growling. Sometimes it will roll over, become stiff, drool, and change its breathing to a slow and shallow pace. Opossums can maintain this behavior for up to four hours.

The behavior exhibited by the opossum most likely serves what purpose?

• The behavior allows the opossum to rest for a long time.

• The behavior helps the opossum to communicate with others.

• The behavior provides the opossum protection from predators.

• The behavior helps the opossum adjust to the environment.

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Which foot has structures for surviving in a water environment?

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Hummingbirds feed on nectar. Nectar is a liquid found deep inside the flower of a plant. Which structure or function enables the hummingbird to obtain the nectar from deep inside a flower?

• Colorful feathers

• Small wings

• Rapid flight

• Long beak

In the Arctic there is often snow on the ground. Many Arctic animals are able to change their coloration. Which structure or function best helps an Arctic hare survive in its environment?

• A short, fluffy tail

• Thick, white fur

• Ability to run fast

• Ability to burrow

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Which bird's foot has the best shape for grasping and holding its prey?

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