Ecosystems Pre-test

Which term describes living organisms?

• Ecosystem

• Biotic

• Abiotic

• Resources

Which term describes all the same species of living things in an area?

• Biome

• Ecosystem

• Community

• Population

Which term describes all the biotic factors in an area?

• Biome

• Ecosystem

• Community

• Population

Which level of organization includes abiotic factors?

• Community

• Ecosystem

• Organism

• Population

Which level of energy pyramids is the largest?

• Carnivores

• Producers

• Herbivores

• Omnivores

Which term describes organisms that undergo photosynthesis?

• Carnivores

• Producers

• Herbivores

• Omnivores

Which term describes organisms that only eat other animals?

• Carnivores

• Producers

• Herbivores

• Omnivores

Which type of organism breaks down dead organisms?

• Consumers

• Producers

• Herbivores

• Decomposers

Which relationship describes an animal that hunts, kills, and eats another animal?

• Decomposer

• Predation

• Commensalism

• Mutualism

Which relationship occurs when both organisms benefit?

• Mutualism

• Parasitism

• Commensalism

• Competition