ENV 1C/1D Formative

Front

What is the primary reason ecosystems can only support small numbers of consumers compared to a large number of producers?

Back

There is not enough energy available to support more consumers.

Front

What is the proper name for any organism above the producer level in an energy pyramid?

Back

Consumers.

Front

What type of consumer is a rabbit in a food web?

Back

Primary (1st) Consumer.

Front

What is a food web?

Back

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

Front

Why is a pyramid shape used to represent energy at each trophic level?

Back

Energy decreases as you go up the food chain, just like the pyramid shape gets smaller as you go up.

Front

Define '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 role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the ecosystem.

Front

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

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass, while a food web is a complex network of interconnected food chains.

Front

What is a primary producer?

Back

An organism that produces its own food through photosynthesis or chemosynthesis, forming the base of the food chain.

Front

What is a secondary consumer?

Back

An organism that eats primary consumers; it is typically a carnivore or omnivore.