The corals that proliferated in the Mesozoic oceans were scleractinians and were different than
those of the Paleozoic seas. Indicate whether the statement is true or false.
T
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Which of the following about AIDS is true?
A) AIDS is most abundant in developed countries. B) In sub-Saharan Africa, AIDS is primarily spread through homosexual contact. C) In Swaziland, the incidence of AIDS is lower than in most developed countries due to the increased reliance on condoms. D) AIDS deaths have declined due to increased funding from developed countries.
Which of the following slope failures moves at the slowest rate?
A. rock avalanche B. earth flow C. debris avalanche D. debris flow E. rock fall
Which of the following represents a market approach to environmental policy?
A) Passing laws that limit the amount of mercury that can be released by a coal-fired power plant B) Regulations that require storm water and sewage to be separated in municipal water treatment plants C) Using a cap-and-trade system to control the levels of carbon dioxide released into the air D) Limiting the amount of national forests available for timber harvesting
What does "-zoic" in the eras of the geologic time scale refer to?
A) Life B) Water C) Rock D) Fossilization