Energy Transfer: food chains & Energy pyramid

Front

What is an organism that can produce its own food through photosynthesis?

Back

Autotroph

Front

What percentage of energy is typically lost as heat or used by organisms for survival in an energy pyramid?

Back

90%

Front

What trophic level is the PRIMARY consumer in a food chain?

Back

2nd

Front

What is the process called when plants use energy from the sun to create food?

Back

Photosynthesis

Front

Which trophic level has the most amount of energy in a food chain?

Back

1st level - producers

Front

What is a consumer in an ecosystem?

Back

An organism that cannot produce its own food and relies on other organisms for energy.

Front

Define a food chain.

Back

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

Front

What is a food web?

Back

A complex network of feeding relationships among various organisms in an ecosystem.

Front

What are primary producers?

Back

Organisms that produce energy available for the rest of the food chain, primarily through photosynthesis.

Front

What is a trophic level?

Back

Each step in a food chain or food web, representing a different level of energy transfer.