Science Fusion Unit 4

The environment shown in the following figure has drought conditions throughout the year.

Which of the following is the main feature of the environment to which the plants shown in the figure have adapted?

• high winds

• lack of water

• limited numbers of animals

• low carbon dioxide levels

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NGSS.MS-LS1-5

NGSS.MS-LS2-1

The following picture shows a wetland and the plants that grow there.

Which of the following conditions do the plants shown have to cope with?

• wet soil

• low rainfall

• poor nutrients

• high temperatures

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NGSS.MS-LS2-1

The following picture shows a prickly pear, which has spiny, flat joints and thick, rounded stems that store water.

To which of the following types of environments is a prickly pear best suited?

• forest

• desert

• wetlands

• riverbanks

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NGSS.MS-LS2-1

A snake has scaly skin to keep from drying out in the desert. A cactus has sharp spines and a thick stem that keep water in. Which term describes such traits that help organisms survive?

• recessive traits

• adaptations

• instincts

• genes

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Organisms live, or perform basic functions to stay alive. They also survive, or compete for resources, protect themselves, and find food. In which of the following behaviors does a fly use a structure of its body to escape from predators?

• eating

• breathing

• flying

• sleeping

Which of the following structures is a physical adaptation that helps a penguin live in an icy, wet environment?

• webbed feet for swimming

• wing-shaped flippers for flying

• small spines to prevent water loss

• transparent eyelids to keep eyes moist

The antlion is a slow-moving, nocturnal creature. The diagram shows how the antlion catches its prey.

What does the diagram suggest about the antlion?

• It is not adapted to its sandy habitat.

• It has a diet of both plants and animals.

• It survives by being active during the day.

• It has behavioral adaptations for its environment.

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NGSS.MS-LS4-4

Which of the following is an example of an instinct that helps an animal survive?

• a skunk spraying a smelly mist for protection

• a raccoon learning to cross the road

• a dog learning to beg for food

• a human riding a bicycle

Why are so many bacteria now able to resist antibiotics?

• Bacteria changed their behavior.

• Bacteria adjusted their life cycles.

• The antibiotics have become weaker over time.

• A few bacteria resisted antibiotics, survived, and multiplied.

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NGSS.MS-LS4-4

Which of the following is the best example of how physical adaptations in a type of living thing may be advantageous for its survival?

• Green snakes live in trees.

• Geese migrate in winter.

• Lion cubs learn how to hunt.

• Grass turns brown in winter.

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