Unit 9 Test

Define the vocabulary word "Population".

•  Any relationship in which two species live closely together that benefits at least one of the species.

• Any relationship in which two species live closely together that benefits at least one of the species.

•   All the members of one species living in the same area.

• A type of symbiosis in which both species benefit from living together.

Define the vocabulary word "Limiting Factor".

• An environmental factor that causes a population to decrease in size.

• An organism that gets energy by breaking down biotic wastes and dead organisms and returns raw materials to the soil and water.

• An organism that can make its own food.

• A type of symbiosis between two species in which one species benefits and the other species is neither helped nor harmed.

Define the vocabulary word "Community".

• All the different populations that live together in a certain area.

• A type of symbiosis in which both species benefit from living together.

• A living or once-living part of an organism’s habitat.

• Any relationship in which two species live closely together that benefits at least one of the species.

Define the vocabulary word "Producer".

• An organism that obtains energy by feeding on other organisms.

• An organism that can make its own food.

• The struggle between organisms to survive as they attempt to use the same limited resources in the same place at the same time.

Define the vocabulary word "Consumer".

• A type of symbiosis in which one organism lives with, on, or in a host and harms it.

• An organism that obtains energy by feeding on other organisms.

• An interaction in which one organism kills another for food or nutrients.

• The struggle between organisms to survive as they attempt to use the same limited resources in the same place at the same time.

Define the vocabulary word "Mutualism".

• An organism that gets energy by breaking down biotic wastes and dead organisms and returns raw materials to the soil and water.

• A type of symbiosis in which both species benefit from living together.

• Any relationship in which two species live closely together that benefits at least one of the species.

• An interaction in which one organism kills another for food or nutrients.

Define the vocabulary word "Parasitism"

• A type of symbiosis in which one organism lives with, on, or in a host and harms it.

• Any relationship in which two species live closely together that benefits at least one of the species.

•  A nonliving part of an organism’s habitat.

• A living or once-living part of an organism’s habitat.

Define the vocabulary word "Commensalism".

• A type of symbiosis in which both species benefit from living together.

•   A type of symbiosis between two species in which one species benefits and the other species is neither helped nor harmed.

• An organism that gets energy by breaking down biotic wastes and dead organisms and returns raw materials to the soil and water.

• A nonliving part of an organism’s habitat.

Define the vocabulary word "Symbiosis".

• Any relationship in which two species live closely together that benefits at least one of the species.

• The struggle between organisms to survive as they attempt to use the same limited resources in the same place at the same time.

•  An organism that obtains energy by feeding on other organisms.

• A type of symbiosis in which one organism lives with, on, or in a host and harms it.

Define the vocabulary word "Predation"

• An interaction in which one organism kills another for food or nutrients.

• A nonliving part of an organism’s habitat.

• An organism that obtains energy by feeding on other organisms.