Which of the following is a correct approximation of average sea-level atmospheric pressure?
A) 1013.2 millibars
B) 31 inches of mercury
C) 99 kilopascals
D) 20 pounds per square inch
Answer: A
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The zone that extends to just beyond where the waves break is called the ____________________ zone
Fill in the blank(s) with correct word
Population density is greatest in South Island, NZ around cities such as Blenheim, Dunedin, and:
A) Aukland B) Wellington C) Christchurch D) Sydney
Synergistic effects of toxicants that are mixed together ________
A) typically have simple additive effects B) are not numerous in the natural environment C) have effects that tend to cancel one another out D) always involve synthetic toxicants E) often are multiplicative (the mixed toxicants may multiply each other's effects)
Which area accounts for 80% of the world's manufacturing?
A) North America B) Europe C) W Russia and Ukraine D) parts of SE Asia: Japan, South Korea and China E) all of the above