Ecology LO a-e Review

Front

What does a food chain show in an ecosystem?

Back

A food chain shows the connection between one producer and a single chain of consumers.

Front

Which organisms return vital nutrients back into the environment?

Back

Decomposers return vital nutrients back into the environment to be recycled.

Front

What supports all other organisms in an ecosystem by providing energy?

Back

Producers support all other organisms in an ecosystem by providing a basis of energy.

Front

What type of ecological pyramid shows the biomass of organisms?

Back

A biomass pyramid shows the biomass of organisms in an ecosystem.

Front

Why are there rarely consumers higher than quaternary in an ecosystem?

Back

There is a decrease in available energy from one trophic level to the next.

Front

Define 'Producers' in an ecosystem.

Back

Producers are organisms that produce energy through photosynthesis or chemosynthesis, forming the base of the food chain.

Front

What role do Decomposers play in an ecosystem?

Back

Decomposers break down dead organic matter, returning nutrients to the soil and recycling them.

Front

What is a Trophic Level?

Back

A trophic level is a position in a food chain or food web, representing the flow of energy and nutrients.

Front

What is the difference between Herbivores and Carnivores?

Back

Herbivores eat plants, while carnivores eat other animals.

Front

What is an Energy Pyramid?

Back

An energy pyramid illustrates the flow of energy at each trophic level in an ecosystem.