More than half of the animal species, marine and terrestrial, are not considered to be free-living
a. True
b. False
True
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Photochemical smog is characteristic of urban areas with many vehicles and a climate that is
a. cool, wet, and cloudy b. cool, dry, and sunny c. warm, dry, and sunny d. warm, wet, and cloudy e. warm, wet, and sunny
Nearly all types of minerals are beautiful and valuable. Indicate whether the statement is true or false
Among the goals of the UNEP-supported Convention on Biological Diversity are
A) government policies that subsidize the exploitation of natural resources. B) an army of UN conservation agents to control environmental hot spots. C) captive breeding programs for all species in hot spots. D) equitable sharing of genetic resources within each nation.
Soils in the eastern part of the U.S. tend to be alkaline and soils in the West tend to be acidic
Indicate whether the statement is true or false