NC Check In Life Sciences Review

Which of the following is an example of an organism interacting with its environment?

• A fish swimming in a pond

• A scientist writing in a notebook

• A student reading a book

• A car driving on the road

How do decomposers help an ecosystem?

• They make food using sunlight

• They break down dead organisms and return nutrients to the soil

• They hunt and eat herbivores

• They provide shelter for small animals

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What is the role of the Sun in a food chain?

• It is a producer

• It is a consumer

• It is a source of energy for plants

• It is a decomposer

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Which of these animals is an herbivore in a prairie?

• A wolf

• A bison

• A snake

• An earthworm

What would most likely happen if all the plants in an ecosystem died?

• Herbivores would thrive

• There would be more oxygen in the air

• The entire food chain would be disrupted

• Carnivores would survive without plants

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Which is an example of a behavioral adaptation?

• A rabbit’s thick fur

• A bird migrating to a warmer climate in the winter

• A turtle’s hard shell

• A cactus’s ability to store water

What is the correct order of organization in the human body from smallest to largest?

• Organ, system, tissue, cell, organism

• Cell, tissue, organ, system, organism

• System, organ, tissue, cell, organism

• Tissue, cell, organ, system, organism

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Which body system is responsible for transporting oxygen and nutrients in blood throughout the body?

• Digestive system

• Respiratory system

• Circulatory system

• Nervous system

Which ecosystem is best suited for organisms that need to survive in both fresh and saltwater conditions?

• Estuary

• Ocean

• Forest

• Desert

Which of the following is an example of a producer?

• A mushroom

• A rabbit

• A tree

• A hawk

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