Ecology: Food Webs and Energy Flow

Front

What is the correct term for different levels on an energy pyramid?

Back

Trophic Level

Front

What kind of community interaction do rabbits and mice display if they have the same habitat and niche?

Back

Competition

Front

Which of the following is a predator-prey relationship from the food web?

Back

The hawk and snake

Front

Which term encompasses all of the others: Heterotroph, Primary Consumer, Secondary Consumer, Tertiary Consumer, Decomposer?

Back

Heterotroph

Front

What is the niche of a decomposer?

Back

It recycles the matter in dead organisms.

Front

What is a food web?

Back

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

Front

Define a producer in an ecosystem.

Back

An organism that can make its own food through photosynthesis or chemosynthesis.

Front

What role do primary consumers play in a food web?

Back

They are herbivores that eat producers.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a linear sequence of organisms, while a food web is a complex network of interconnected food chains.

Front

What is biomass in an ecological context?

Back

The total mass of living matter in a given area or volume.