Introduction to Ecology and Levels of the Environment

Which of the following is the highest level of organization within the environment?

• population

• organism

• ecosystem

• biosphere

What is an abiotic factor?

• A living condition or thing, that influences or affects an ecosystem and the organisms in it.

• A non-living condition or thing, that does not affect an ecosystem and the organisms in it.

• A non-living condition or thing, that influences or affects an ecosystem and the organisms in it.

• A living condition or thing, that does not affect an ecosystem and the organisms in it.

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What is a biotic factor?

• Any non-living component that affects the population of another organism, or the environment.

• Any living component that has a population.

• Any living component that affects the population of another country.

• Any living component that affects the population of another organism, or the environment.

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The study of organisms interacting with one another in their environment is called _________.

• chemistry

• evolution

• ecology

• heredity

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Which term refers to the job an organism plays within its environment?

• biosphere

• ecology

• habitat

• niche

Which term refers to the place where an organism obtains everything they need to survive?

• biosphere

• habitat

• niche

• ecology

Similar organisms that can reproduce with each other are considered to be members of the same _______________.

• community

• species

• biosphere

• ecosystem

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The levels organism, population and community have only which type of factors?

• biotic

• abiotic

• biotic and abiotic

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What is the term for something that makes its own food, usually a plant?

• Consumer

• Producer

• Herbivore

• Carnivore

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The ABIOTIC factors in this ecosystem include: (Choose all that apply)

• sunlight & heat

• algae

• rotting log

• water

• insects

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