Food Web and Pyramids

Front

What is a food web?

Back

A food web is a complex network of interconnected food chains that shows how energy and nutrients flow through an ecosystem.

Front

What is the highest trophic level in a food web?

Back

The highest trophic level is occupied by apex predators, which have no natural enemies, such as eagles.

Front

What role do decomposers play in a food web?

Back

Decomposers break down dead organic matter, returning nutrients to the soil and making them available for producers.

Front

What happens to energy as it moves up trophic levels?

Back

Energy decreases as it moves up trophic levels due to energy loss through metabolic processes and heat.

Front

What is a trophic level?

Back

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

Front

What is the primary source of energy for most ecosystems?

Back

The primary source of energy for most ecosystems is the sun.

Front

How does the removal of a species affect a food web?

Back

Removing a species can disrupt the balance of the food web, leading to population increases or decreases in other species.

Front

What is a producer in a food web?

Back

A producer is an organism, usually a plant, that converts sunlight into energy through photosynthesis.

Front

What is a consumer in a food web?

Back

A consumer is an organism that obtains energy by eating other organisms, including herbivores, carnivores, and omnivores.

Front

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

Back

A food chain is a linear sequence of organisms where each is eaten by the next, while a food web is a complex network of many interconnected food chains.