Quiz 5-6.docx - Question 1(2.5 points Saved According to...

This preview shows page 1 - 5 out of 18 pages.

Question 1 (2.5 points) Saved According to the EPA, the second most significant factor in human-caused global warming and climate change is Question 1 options: a) deforestation. b) burning of fossil fuels. c) desertification. d) species extinction.
Question 2 (2.5 points) Saved Which side effect of urban sprawl is correlated to the time spent commuting from the suburbs to urban workplaces?
Question 3 (2.5 points) Saved About _______ percent of current carbon dioxide emissions are being absorbed into the planet's oceans.
Question 4 (2.5 points) Saved Most of our weather takes place in Earth's
Question 5 (2.5 points) Saved A(n) _______ is the natural space inhabited by a particular plant or animal. Question 5 options: a) habitat b) ecoregion c) community
d) ecosystem Question 6 (2.5 points) Saved Hydrofluorocarbons (HFCs) have largely replaced chlorofluorocarbons (CFCs) in an effort to reduce ozone layer depletion. What is a drawback to this strategy?
Question 7 (2.5 points) Saved Where did humans first domesticate horses?
Question 8 (2.5 points)
Saved When ecologists study the way energy is distributed over a food chain or the rate at which nutrients are recycled, they're engaged in _______ in an effort to understand how the whole system works.

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture