6.4.3 Energy Transfer in Ecosystems

Front

What is a food web?

Back

A food web consists of many overlapping food chains in an ecosystem.

Front

Which organism receives the least amount of energy from the producers in a food web?

Back

The hawk receives the least amount of energy.

Front

In the food chain Grass --> Slug --> ________ --> Hawk, what organism is missing?

Back

The missing organism is the thrush.

Front

What is grass considered in an ecosystem?

Back

Grass is considered a producer.

Front

What do the arrows in a food chain represent?

Back

The arrows show the transfer of energy.

Front

What is a producer?

Back

A producer is an organism that makes its own food, usually through photosynthesis.

Front

What is a consumer?

Back

A consumer is an organism that eats other organisms for energy.

Front

What is a decomposer?

Back

A decomposer is an organism that breaks down dead material and recycles nutrients back into the ecosystem.

Front

What role do herbivores play in a food web?

Back

Herbivores are primary consumers that eat producers like plants.

Front

What role do carnivores play in a food web?

Back

Carnivores are secondary or tertiary consumers that eat other animals.