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Questions and Answers
What is an ecosystem?
What is an ecosystem?
- A composite of all local ecosystems on Earth
- A man-made environment for aquatic organisms
- A functional unit of nature where living organisms interact with each other and the physical environment (correct)
- A specific type of forest or sea
What are some examples of terrestrial ecosystems?
What are some examples of terrestrial ecosystems?
- Wetland, estuary, and crop fields
- Pond, lake, and river
- Aquarium, wetland, and forest
- Forest, grassland, and desert (correct)
How is the biosphere regarded by many ecologists?
How is the biosphere regarded by many ecologists?
- As a global ecosystem, a composite of all local ecosystems on Earth (correct)
- As a small and simple ecosystem
- As a man-made ecosystem
- As a specific type of forest
What is the primary focus when studying the structure of an ecosystem?
What is the primary focus when studying the structure of an ecosystem?
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What are some examples of aquatic ecosystems?
What are some examples of aquatic ecosystems?
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Study Notes
Ecosystems
- An ecosystem is a community of living and non-living things, such as plants, animals, and microorganisms, that interact with each other in a specific environment.
Terrestrial Ecosystems
- Examples of terrestrial ecosystems include forests, grasslands, deserts, and tundras.
Biosphere
- The biosphere is regarded by many ecologists as a global ecosystem, encompassing all life on Earth and the environment that supports it.
Structure of an Ecosystem
- The primary focus when studying the structure of an ecosystem is on the relationships between different components, including populations, communities, and physical environments.
Aquatic Ecosystems
- Examples of aquatic ecosystems include rivers, lakes, wetlands, coral reefs, and estuaries.
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