Ecology Test Review

What kind of organisms are decomposers?

• Plants

• Animals

• Insects

• Bacteria, Fungi, & Protists

What level of organism eats organisms at every level?

• Producer

• Decomposer

• Primary Consumer

• Secondary Consumer

Which of the following produces its own energy?

• Autotroph

• Heterotroph

Which of the following has to consume other organisms to get energy?

• Autotroph

• Heterotroph

A relationship in which both organisms benefit

• Parasitism

• Commensalism

• Mutualism

• Competition

A relationship in which one organism benefits and the other is not affected

• Parasitism

• Commensalism

• Mutualism

• Competition

A relationship in which one organism benefits by harming the other

• Parasitism

• Commensalism

• Mutualism

• Competition

Multiple organisms fighting for the same limited natural resource

• Parasitism

• Commensalism

• Mutualism

• Competition

Which of the following is NOT a biotic factor?

• Spider

• Soil

• Bird

• Human

Which of the following is NOT an abiotic factor?

• Water

• Weather

• Grass

• Rocks