ENV Unit 1 Review

1. What is the main goal of environmental science?

• a. To learn how the natural world works
• b. To understand how humans interact with the environment
• c. To find ways to deal with environmental problems and live more sustainably
• d. All of the above

2. All of the following fields contribute to environmental science: Biology, chemistry, urban planning, economics, & legislation.

• TRUE
• FALSE

3. How much of marine plastic pollution do scientists estimate the ocean garbage patches contain?

• a. ~10%
• b. ~5%
• c. ~1%
• d. Scientists have no estimate

4. What sized fragments are considered micro-plastics?

• a. Less than 7 mm
• b. Less than 6 mm
• c. Less than 5 mm
• d. Less than 4 mm

5. _______ encompasses global warming, but refers to the broader range of changes that are happening to our planet, including: Sea level rise, extended droughts, frequent wildfires, melting polar ice, changing ocean currents, severe hurricanes, etc.

• a. Greenhouse warming
• b. Climate shift
• c. Climate change
• d. Anthropogenic change

6. Which of the following is not a human cause of extinction?

• a. Habitat Loss
• b. Overexploitation
• c. Reforestation
• d. Invasive Species

7. What standard of environmental ethics values the well-being of entire ecosystems?

• a. Envocentrism
• b. Anthropocentrism
• c. Biocentrism
• d. Ecocentrism

8. Habitat loss, decreased biodiversity, increased carbon emissions, soil erosion, chemical pollution, & eutrophication are all direct effects of which of the following?

• a. Industrial Revolution
• b. Agricultural Revolution
• c. Industrial & Agricultural Revolution
• d. Nitrogen Pollution

9. _______ describes the amount of carbon pollution emitted by a particular entity over a unit of time.

• a. Ecological footprint
• b. Carbon emissions
• c. Ecological emissions
• d. Carbon footprint

10. What is the number one cause of habitat loss in the Amazon rainforest?

• a. Soybean oil
• b. Animal agriculture
• c. Palm oil
• d. Wood products