Adaptations STAAR TEST questions

The Arctic wolf and the timber wolf have different physical Characteristics, such as different fur color and thickness and different snout and ear size.

Which statement BEST explains why these two types of wolves have different characteristics even though they belong to the same species?

• The wolves adapted to live in different environments.

• The wolves chose different environments based on their characteristics.

• Each type of wolf changed its characteristics without influence from the environment.

• Each type of wolf developed different characteristics in the same environment.

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Characteristics of four different animals are in the table shown .

Which animals are most likely to live in an environment with high temperatures and low rainfall?

• 1 and 2

• 2 and 4

• 1 and 3

• 3 and 4

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Which statement BEST describes a survival advantage apple trees could have compared to mosses in certain environments?

• Apple trees have easier access to surface water.

• Apples can be transported more easily by wind.

• Apple trees have shorter life spans.

• Apple seeds are eaten and moved to faraway locations by animals.

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Why is it important for apple seeds to be eaten and moved faraway location by animals?

• Wind easily moves apples to multiple locations away from the parent trees.

• Shorter life spans lead to increased growth and development of the apples.

• Apple seedlings will be less likely to compete with the parent tree for resources.

• Competition for water is not likely to occur, since the tree uses the surface water before the moss does.

The tallest trees in the rain forest are removed for lumber. This increases the amount of light on the forest floor. The table shows information about fungi and ferns that grow on the forest floor.

Which statement explains why one organism is better adapted to the removal of the tall trees?

• The fungi are better adapted because they have spores that grow better in the dark.

• The ferns are better adapted because they have strong root systems.

• The fungi are better adapted because they can get energy from decaying trees.

• The ferns are better adapted because they get energy from the sun.

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Which statement explains an advantage of a bone in the macaw's tongue that the hornbill does NOT need?

• It helps the macaws catch and chew small mammals and crustaceans.

• It helps macaws break open and eat tropical fruits and nuts.

• It helps macaws make large holes in trees to reach insects.

• It helps macaws swallow whole prey.

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The foot of a hawk and the foot of a chicken are shown.

The difference between the shapes of their feet is most likely associated with the---

• predators that hunt them

• climate in which they live

• way they get their food

• distance they can fly

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Butterflies have very long, tube like tongues. Hummingbirds have very long tongues.

Which statement best describes why butterflies and hummingbirds both have long tongues?

• Butterflies and hummingbirds both migrate.

• Butterflies and hummingbirds are attracted to brightly colored flowers.

• Butterflies and hummingbirds eat the same food.

• Butterflies and hummingbirds have the same predators.

This chart describes some beak and toe Adaptations that help four bird species survive in different habitats.

Based on these adaptations, Which table best matches the bird species to its environment?

• 
• 
• 
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The raccoon can be found in most areas of Texas. The coati has a smaller territory and is found from Big Bend to Brownsville. These two species are related. The chart shows the characteristics of these two species.

Which statement does NOT describe how the body structures of these animals help them escape predators?

• Paws with long claws on flexible toes help them clime trees.

• Sharp teeth allow them to catch prey on land or in water.

• Long tails allow them to balance on branches in trees.

• Good eyesight helps them to see at night.