
Study the food web below.

Which organism is most numerous?

Important Questions on The Ecosystem
Study the food web below
Are there more fish or whales? Why?


Which organism is least numerous?

Study the food web below and answer
Name an organism that is both a predator and a prey.

Study the food web below and answer the questions that follow.
Where do the producers get their energy from?

90% of the plants and the animals in a forest return to the soil. Bacteria and fungi then break down these dead matter into nutrients that can be used by plants to make new plants. If bacteria and fungi do this by themselves, they would take a long time. That is why they need the help of animals that live in the leaf litter and the soil. These animals are called decomposers. In addition to decomposers, there are predators which feed on decomposers.
How do plants and animals return to the soil?

90% of the plants and the animals in a forest return to the soil. Bacteria and fungi then break down these dead matter into nutrients that can be used by plants to make new plants. If bacteria and fungi do this by themselves, they would take a long time. That is why they need the help of animals that live in the leaf litter and the soil. These animals are called decomposers. In addition to decomposers, there are predators which feed on decomposers.
What is the function of the dried leaves and dead animals matter?

90% of the plants and the animals in a forest return to the soil. Bacteria and fungi then break down these dead matter into nutrients that can be used by plants to make new plants. If bacteria and fungi do this by themselves, they would take a long time. That is why they need the help of animals that live in the leaf litter and the soil. These animals are called decomposers. In addition to decomposers, there are predators which feed on decomposers.
What would happen if the dried leaves and dead animals matter were missing?

90% of the plants and the animals in a forest return to the soil. Bacteria and fungi then break down these dead matter into nutrients that can be used by plants to make new plants. If bacteria and fungi do this by themselves, they would take a long time. That is why they need the help of animals that live in the leaf litter and the soil. These animals are called decomposers. In addition to decomposers, there are predators which feed on decomposers.
What is the role of decomposers in the leaf litter community?
