Which of the following statements about desalination is true?
a. The common methods of desalination are reverse osmosis and transpiration.
b. Desalination is expensive.
c. The removed salt can be dumped back into the ocean with no real concerns.
d. Desalination is the best approach to solving irrigation problems.
e. Desalination is the best method of acquiring clear water for drinking.
B
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During photosynthesis, ________
A) sugars and carbon dioxide are produced B) there is a net consumption of oxygen and carbon dioxide C) there is a net consumption of water and carbon dioxide D) carbon dioxide and oxygen are produced
A tropical cyclone with a wind speed of 260 km/hr. would be classified as Category ________ on the Saffir-Simpson Scale of hurricane intensity
A) One B) Two C) Three D) Four E) Five
What soil regime is associated with water-logged soils?
A. gleization B. podzolization C. calcification D. laterization E. salinization
This home system illustrates the use of
A) ecothermal energy. B) biomass fuels. C) geothermal energy. D) hydroelectric energy.