2. The water resources of Earth are located in
a. salt water found in the ocean
b. freshwater found in icecaps and glaciers
c. fresh water found in rivers, lakes, and streams
d. all of the above
C
4. Weather is the state of the atmosphere at a moment in time and at any location, whereas climate is the
a. distance from the equator measured in degrees north or south of the equator
b. local geography of an area, solar activity, and volcanic activity
c. given temperature of an area at any particular day
d. overall pattern of weather at a location recorded over a period of years
D?
5. All of the following are environmental impacts of using pesticides EXCEPT that they
a. threaten human health
b. increase the variety of crops
c. pollute ecosystems
d. prompt the evolution of pest resistance
Could be B or D
26. Scientists hypothesize that the increase in burning of fossil fuels may be contributing to the
a. depletion of rain forests
b. decrease of pollution in the ocean
c. increase of carbon dioxide in the atmosphere
d. extinction of several species
C
3 answers
4. OK.
5. Probably B.
26. OK.
-MC