Life Science Ecosystems Study Guide

What is the original source of energy for organisms in a food chain?

• Plants

• Producers

• Sunlight

• Consumers

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Which of the following are consumers? Check all that apply.

• Mushroom

• Owl

• Shark

• Human

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Which of the following are consumers? Check all that apply.

• Bacteria

• wolf

• Brown Bear

• Maple tree

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Which of the following are consumers? Check all that apply.

• Hawk

• Rose Bush

• Shark

• Fungi

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Which of the following are producers? Check all that apply.

• Hawk

• Grass

• Shark

• Fungi

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Which of the following are producers? Check all that apply.

• Sunlight

• Plant

• Rabbit

• Grass

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Which cycle describes what plants and animals breathe in and out?

• Nitrogen Cycle

• Food Web

• Life-Death Cycle

• Carbob Dioxide-Oxygen Cycle

Which of the following are decomposers? Check all that apply.

• Rose Bush

• Mushrooms

• Fungi

• Bacteria

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What is an ecosystem?

• All of the plants in an area.

• All of the living things that interact in an area.

• All of the physical characteristics of an area.

• All of the living and nonliving things that interact in an area

How do animals get the nitrogen that they need?

• They ingest it with their drinking water.

• They buy it at Stop and Shop.

• They eat plants or other animals that eat plants.

• They breathe it in.

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