The maximum of each species that can be caught without impairing future populations of that species is called the ____
A) maximum sustainable yield
B) annual catch
C) maximum global landing
D) unsustainable yield
A
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Economic cooperation in Western Europe at the end of World War II centered on what commodity (commodities)?
A) telegraph and telephones B) coal and steel C) textiles D) transportation E) computers and information technology
Describe the greenhouse effect in terms of radiant energy exchanges
What will be an ideal response?
The average salinity of sea water may be expressed as
A) 3.5 percent, or 35 parts per thousand. B) 35,000 parts per million. C) 35 grams per kilogram. D) All of these are correct. E) None of these is correct as stated.
Which of the following is NOT one of the three primary mineral source areas of the African region?
a. South Africa and Namibia b. Democratic Republic of Congo, Zambia, and Zimbabwe c. West Africa d. the Sahel