An endemic species describes a species that is ____.
A. threatened
B. found nowhere else on earth
C. extinct
D. missing from its normal niche
E. endangered
Answer: B
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NOx reacts with what in the formation and intensification of particulate matter, which is linked to haze, decreasing visibility, and respiratory ailments?
A) carbon dioxide (CO2) B) methane (CH4) C) ammonia (NH3) D) sulfuric acid (H2SO4)
Gentrification typically
A) leads to the renovation of older buildings. B) raises property values. C) displaces original occupants. D) leads to the renovation of older buildings, raises property values, and displaces original occupants.
A shopping mall is built by a developer, who buys the land, builds the structures, and leases space to merchants. The key to a successful large shopping mall is the inclusion of one or more
A) anchors. B) tall buildings. C) food vendors. D) clothing stores. E) government services.
Strontium-90 is a radioactive isotope which is particularly hazardous. Which of the following statements is true about an atom of strontium-90?
A) It contains 38 neutrons. B) It contains 38 protons. C) It contains 90 protons. D) It contains 90 protons.