Food Webs and Energy Pyramids (Africa)

Arrows in a food web represent...

• eating

• sunlight

• energy

• matter

An organism that needs to eat other organisms to obtain energy is known as a:

• Autotroph
• Producer
• Consumer
• Mutualist

An organism that uses sunlight to create its own food is known as a:

• Producer
• Heterotroph
• Consumer
• Decomposer

Bacteria, fungi, and worms typically serve what role in an ecosystem?

• herbivore
• carnivore
• omnivore
• decomposer

_______are animals that eat only plants.

• herbivore
• carnivore
• omnivore

Humans are considered...

• consumers
• decomposers
• producers

A third-level consumer has to be which type?

• Carnivore.
• Decomposer.
• Producer.
• Herbivore.

Which organism recieves the least amount of energy from the producer?

• Owl
• Grasshopper
• Lilypad
• Mouse

Which organism in this food chain is a secondary consumer?

• Fish
• Grass
• Grasshopper
• Hawk

In this food pyramid, which level has the greatest amount of energy?

• Producers
• Primary Consumers
• Secondary Consumers
• Tertiary Consumers