Monoculture, the practice of planting large areas with a single crop ________
A) requires no artificial pesticides or fertilizers
B) is typical of Native American farming techniques
C) is a development of industrial agriculture
D) always uses no-till techniques of planting
E) accounts for less than 1% of U.S. farmland
C
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The distribution of the desert, grassland, and forest biomes is determined principally by
a. average annual temperature only b. average annual precipitation and temperature c. Latitude d. Sunlight e. Wind
The majority of the oil pollution of the ocean comes from
a. blowouts (rupture of a borehole of an oil rig in the ocean) b. tanker accidents c. environmental terrorism d. runoff from land e. normal operation of offshore wells
You are hiking in the desert in Namaqualand in South Africa and notice an area covered with white sedimentary
deposits. You taste the deposits and they taste salty. This is most likely an example of a(n) ____. a. evaporite b. metamorphic rock c. detrital sedimentary rock
d. pyroclastic rock e. volcanic rock
The study of the origin and arrangement of the broad structural features of Earth's surface is
A. tectonics. B. structuralism. C. geology.