Food Chains, Food Webs and Energy Pyramids (S7L4b)

The path of food energy in an ecosystem from plants to animals.

• Omnivore

• Food Chain

• Producer

• Consumer

An animal that eats only other animals

• Producer

• Herbivore

• Omnivore

• Carnivore

An animal that eats both plants and animals

• Carnivore

• Omnivore

• Herbivore

• Producer

An animal that eats only plants

• Omnivore

• Carnivore

• Herbivore

• Fox

Where do green plants get most of the energy they need to make their own food?

• carbon dioxide

• oxygen

• sunlight

• water

What is the term for food chains that overlap?

• Consumer

• Food Web

• Extinction

• Producers

What type of organism is at the beginning of every food chain?

• predator

• carnivore

• producer

• herbivore

What is the name for consumers that are eaten by other consumers?

• prey

• fossils

• predators

• carnivores

What role do plants play in a habitat?

• They produce food energy from sunlight.

• They break down dead matter.

• They are prey for predators.

• They recycle nutrients from dead matter.

This diagram shows how energy flows through an eco-system. What is the first source of energy in this pyramid?

• sharks and large birds

• algae, plankton and seagrass

• herbivorous fish, crustaceans and sea urchins

• seals and carnivorous fish