Unit 8 - Topic 2 - Energy Flow Through Ecosystems

Front

What are abiotic factors?

Back

Nonliving (physical and chemical properties) of the environment.

Front

What results from a net gain in energy in an organism?

Back

Energy storage or growth.

Front

What constantly supplies energy to ecosystems?

Back

The sun.

Front

According to the energy pyramid, which level of consumers receives 1% of the energy?

Back

Secondary Consumers.

Front

Which organisms regulate their body temperature using external sources such as the sun or shade?

Back

Ectotherms.

Front

Define an ecosystem.

Back

A community of living organisms interacting with their physical environment.

Front

What is the role of producers in an ecosystem?

Back

Producers convert solar energy into chemical energy through photosynthesis.

Front

What are primary consumers?

Back

Organisms that eat producers; they are herbivores.

Front

Explain the concept of energy transfer in an ecosystem.

Back

Energy transfer occurs when one organism consumes another, with energy decreasing at each trophic level.

Front

What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.