Ecosystems LC2 Quiz Food Webs

Which organism is the carnivore?

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All food webs and food chains begin with _________________.

• primary consumer
• producers
• secondary consumers
• predators

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

• Owl
• Grasshopper
• Lilypad
• Mouse

In a food web, arrows point at:

• who gets energy.
• who gets eaten.

All energy on Earth ultimately comes from what source?

• Water
• Sun
• Consumers
• Oxygen

Which animal is the top of this food web?

• mosquito

• alligator

• frog

• raccoon

What might happen if you remove a primary consumer from the ecosystem?

• There would be more food for secondary consumers.
• The number of primary consumers would increase.
• The number of plants would increase.
• The number of secondary consumers would increase.

Who is the producer in this food chain?

• The rabbit
• The grass
• The fox
• There is no such thing as a producer

As you work your way up the energy pyramid, what happens to the energy?

• It increases

• It decreases

• It stays the same

• Nothing

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator