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Some trees shed their leaves in time for winter. Why is this adaptation useful?

• The trees save energy during the darker, colder months.
• The trees take in more sunlight through their branches.
• The trees attract animals to spread their seeds.
• The trees blend into their environment and hide.

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Some animals, such as wolves, have thick fur, while other animals, such as birds, have feathers.
The function of these body coverings is similar because of --

• their ability to hide from predators.
• the temperature of the environment they live in.
• their ability to attract the attention of the other animals.
• the types of food they eat.

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You see a bird with a tweezer beak, what type of food would this bird MOST LIKELY eat?

• meat

• nectar

• seeds

• snakes

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What is the function of the root?

• Absorb water and minerals from the soil.

• Made the plant's food.

• Cover the seeds.

• Create a new baby plant.

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What two parts does a plant cell have that an animal cell does not?

• Cytoplasm and cell wall

• Nucleus and cell membrane

• Cell wall and chloroplasts

• Cell membrane and cell wall

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A cactus has leaves that are thin spines to that it can conserve water in a dry environment.

• True

• False

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Vertebrates are animals with ____.

• backbones

• special tubes

• no backbones

• no special tubes

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An adaptation that helps a cactus live in the desert is its

• wide, flat leaves to catch water

• bright green color

• thin, spiny needles

• tall stems

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Las plantas poseen adaptciones que les permiten:

• moverse

• cantar

• sobrevivir

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What are claws on an armadillo useful for?

• To attract predators

• To dig in the sand

• To keep them warm in the winter

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