Chapter 2 Ecology Review

What represents cellular energy?

• DNA

• ATP

• RNA

• CDC

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How does a food web differ from a food chain?

• A food web contains a single series of energy transfers and a food chain is made up of many food webs

• A food web links many food chains together and both show the transfer of energy

• A food web has only one trophic level and a food chain has multiple trophic levels

• A food web shows how energy passes from producer to consumer and a food chain only shows autotrophs

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The largest ecosystem. The combined portions of the ecosystems in which life exists, including land, water, and the atmosphere, form the

• community

• ecosystem

• biosphere

• population

Which of the following is a decomposer?

• Plants and Fungi

• Animals and Plants

• Animals and Bacteria

• Bacteria and Fungi

Groups of different species that live together in a defined area make up a(an)

• population

• community

• ecosystem

• biome

An ecologist marks out an area in the Berry Patch ecosystem and proceeds to identify the biotic and abiotic factors in the area. Which type of ecological study is this an example of?

• Experimentation

• Observation

• Modeling

• Inference

The study of interactions between organisms and their environment.

• Ecology

• Ecosystem

• Biology

• Biosphere

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Each step in a food chain or web.

• Ecosystem

• Modeling

• Trophic Level

• Transpiration

Heterotrophs are also known as

• Producers

• Consumers

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The arrows in a food chain/web represent

• food

• what each organism eats

• energy

• the power of the top predator

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