Ch. 1 Key Terms Flashcards

1
Q

Environmental

A

The study of air water and land surrounding an organism or a community.includes the study of the impact of humans on the environment

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2
Q

Ecology

A

the study of the interactions of living organisms with one another and with their environment

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3
Q

agriculture

A

the raising of crops and livestock for food or for other products that are useful to humans

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4
Q

natural resource

A

any natural material that is used by humans, such as water, petroleum, minerals, forests, and animals

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5
Q

pollution

A

an undesirable change in the natural environment that is caused by the introduction of substances that are harmful to living organisms or by excessive wastes, heat, noise, or radiation

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6
Q

biodiversity

A

the variety of organisms in a given area, the genetic variation within a population, the variety of species in a community, or the variety of communities in an ecosystem

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7
Q

Law of supply and demand

A

a law of economics that states that as the demand for a good or service increases, the value of the good or service also increases

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8
Q

ecological footprint

A

a calculation that shows the productive area of Earth needed to support one person in a particular country

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9
Q

sustainability

A

the condition in which human needs are met in such a way that a human population can survive indefinitely

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