Matter in Ecosystem

The effects on the ecosystem that are a result of the nonliving parts of that ecosystem

• Biotic Factor

• Abiotic Factor

• Decomposer

• Consumer

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an organism that breaks down dead plant and animal material

• Producer

• Consumer

• Decomposer

• Niche

The continuous trapping of nitrogen gas into compounds in the soil and its return to the air

• Water Cycle

• Water Vapor

• Nitrogen Cycle

• Oxygen-Carbon Dioxide Cycle

an organism, such as a plant, that makes its own food

• Consumer

• Producer

• Consumer

• Food Web

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What is the function of bacteria in the Nitrogen Cycle?

• They prevent nitrogen from harming the plants.

• They remove nitrogen from the soil.

• They remove oxygen from the soil.

• They return nitrogen to the system.

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Which of the following is NOT true about systems that cycle matter?

• Living things play a role in the cycling of matter.

• Matter is not created as it cycles through the environment.

• Some matter is destroyed as it cycles through the environment.

• Matter is constantly cycling through the environment.

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This image shows the _________ cycle.

• Carbon

• Oxygen

• Nitrogen

• Water

During the Carbon Cycle...

• carbon is stored in the soil.

• carbon is stored in plants.

• carbon is stored in the atmosphere.

• all of the above.

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Which of these is an animal that gets its energy and nutrition from eating only plants?

• Herbivore

• Ominvore

• Carnivore

• Parasite

Which of the following is a primary producer in an ecosystem?

• A) Grass

• B) Rabbit

• C) Hawk

• D) Mushroom

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