When the Endangered Species Act was established in 1973, the list included 92 U.S. species. In 2015, that number had risen to ____.
A. 356
B. 507
C. 770
D. 1,000
E. 1,591
Answer: E
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The term demographic transition refers to ________
A) the slowing down in the growth of a population as it approaches the carrying capacity B) the decline in death rates followed by a decline in birth rates that occurred because sanitation levels in areas improved C) the decline in death rates followed by decline in birth rates when a country develops a strong economy D) the slowing down in the growth of a population as it approaches its biocapacity E) a requirement for a population to reach a specific size before it becomes stable
In the European Union, the countries of Greece, Ireland, Portugal, and Spain are collectively known as
a. PIGS. b. GIPS. c. IPSG. d. PSIG. e. GSIP.
A(n) ________ fault has little or no vertical movements of the two blocks
A) stick slip B) dip slip C) oblique slip D) strike slip
__________ is the prime factor in the reduction of habitat critical to the survival of Brazil's native species.
Fill in the blank(s) with the appropriate word(s).