Understanding Our Environment

Environmental science is the study of

• the environment that includes physical, biological and social sciences

• how organisms interact with their environment

• Earth's nonliving systems and the planet as a whole

• the chemistry of living things

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For most of human history, people obtained food by collecting plants, hunting, or scavenging. These people are called ____.

What is the practice of growing, breeding, and caring for plants and animals that are used as resources?

• Subsistence Living

• Industry

• Agriculture

• Architecture

Which is a negative consequence of the agricultural revolution?

• increased human life

• habitat destruction

• reliable food

• innovation

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Which revolution began in the middle of the 1700s and resulted in better quality of life for people, but many environmental problems?

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Which is a nonrenewable resource?

• air

• soil

• trees

• crops

• fossil fuels

Which is a renewable resource?

• Fossil fuels

• minerals

• coal

• fresh water

• natural gas

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Which term refers to the number and variety of species that live in an area?

• Biodiversity

• Ecosystem

• Environment

• Natural resources

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Which can be broken down by natural processes?

• lead

• mercury

• biodegradable pollutants

• nonbiodegradable pollutants

____ pollutants can be broken down by natural processes