Understanding Food Webs and Their Impact

What role do producers play in a food web?

• They consume other animals.

• They produce their own food using sunlight.

• They are the top predators.

• They decompose organic matter.

Which of the following is true about omnivores in the discussed food web?

• They eat only plants.

• They are the top carnivores.

• They eat both plants and animals.

• There are no omnivores in this food web.

How many pathways are there for the fox in the food web?

• Three

• Six

• Ten

• Eight

What is a unique characteristic of organisms in a food web regarding trophic levels?

• They never change trophic levels.

• They can only belong to one trophic level.

• They are always primary consumers.

• They can belong to multiple trophic levels.

What happens to the ecosystem if all plants are removed?

• Nothing changes.

• Mass extinctions occur.

• Only herbivores are affected.

• Carnivores thrive.

If rabbits go extinct, what is a likely consequence for the foxes?

• Foxes will become herbivores.

• Foxes will have fewer food options and become hungrier.

• Foxes will not be affected.

• Foxes will have more food options.

What is the immediate effect on squirrels if owls go extinct?

• Squirrels will decrease in number.

• Squirrels will overpopulate.

• Squirrels will become carnivores.

• Squirrels will migrate.

What happens to the spider population if predacious insects are removed?

• Spiders will migrate.

• Spiders will become herbivores.

• Spiders will overpopulate.

• Spiders will decrease in number.

What is a potential consequence of spider overpopulation?

• Increased plant growth.

• Extinction of toads.

• More predacious insects.

• Stable ecosystem.

What is emphasized about the balance of ecosystems?

• Ecosystems thrive with fewer species.

• Ecosystems are delicate and easily disrupted.

• Ecosystems are resilient to changes.

• Ecosystems are not affected by human actions.