Where are drumlins formed?
A) in areas of alpine glaciation
B) in areas of ground moraine
C) in fiords
D) in areas of glacial plucking
Answer: B
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"New renewables" are ________
A) solar, wind, geothermal B) hydro, biomass C) wind, wood, alcohol D) fusion, fission E) coal, natural gas
What criteria do scientists use to group biomes of various vegetation together?
a. temperature and precipitation b. topography c. plant structure, water requirements, and leaf types d. degree of urbanization e. climate
Any solution with a pH of greater than 7.0 is acidic.
a. true b. false
Which of the following is a consequence of clearing forests for agriculture purposes?
A) CO2 levels in the atmosphere drop to dangerously low levels. B) Water runoff decreases because crops will take up more of the moisture. C) Soil erosion increases because the tree roots and other vegetation that stabilize the soil have been removed. D) Biodiversity increases because of habitat diversification. E) The soil becomes richer and retains moisture better because there are few trees to take up the water and soil nutrients.