Food Chains and Food Webs

Front

What is the role of a producer in an ecosystem?

Back

Producers use sunlight to make food through the process of photosynthesis.

Front

Which organism has the least amount of energy available in an energy pyramid?

Back

The top predator has the least amount of energy available.

Front

In an energy pyramid, which level would most likely contain members of the plant kingdom?

Back

Level D typically contains members of the plant kingdom.

Front

How much energy is lost as heat or used by organisms for survival in an energy pyramid?

Back

90% of the energy is lost as heat or used by organisms for survival.

Front

Where does the energy start in a food chain?

Back

The energy starts with producers, such as plants.

Front

What is a food chain?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is a food web?

Back

A food web is a complex network of interconnected food chains in an ecosystem.

Front

What is the significance of the energy pyramid?

Back

The energy pyramid illustrates the distribution of energy among trophic levels in an ecosystem.

Front

What are trophic levels?

Back

Trophic levels are the hierarchical levels in an ecosystem, comprising producers, primary consumers, secondary consumers, and so on.

Front

What is the primary source of energy for most ecosystems?

Back

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