Ecology Quiz 2 Review

Which of the following is a biotic factor in an ocean ecosystem?

• the salt content of the water

• the temperature of the water

• the fish in the water

• the oxygen in the water

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

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Select all of the biotic factors that may be found in a desert ecosystem.

• 
• 
• 
• 

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Abiotic can be defined as?

• An organism that is alive

• Non-living parts of the environment

• Living Parts of the environment

• A new kind of Pokemon that lives with Pikachu

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Fish using it's gills to breath oxygen in the water is an example of the fish interacting with a

• Biotic factor

• Abiotic factor

• Competition

• Predator prey relationship

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Which is an example of parasitism?

• cat and mouse
• tadpole and frog
• human and tapeworm
• caterpillar and butterfly

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Which term best describes two predators living in the same habitat who feed on the same prey?

• coexistence
• competition
• mutualism

In the ocean, a sea anemone attaches itself to the shell of a hermit crab. The stinging arms of the sea anemone protect the hermit crab, while the movement of the hermit crab brings food to the sea anemone. Which best describes the relationship between the sea anemone and the hermit crab?

• commensalism
• mutualism
• parasitism

Dead matter and waste would pile up without which type of organism?

• decomposer
• consumer
• producer

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Living and nonliving things interacting in an environment is called:

• A. Organism
• B. Producer
• C. Consumer
• D. Ecosystem

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