Which letter in this classification table indicates the position of basalt?
A. A
B. B
C. C
D. D
E. E
Answer: E
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Risk is expressed as a probability of suffering from
a. disease b. economic loss c. death d. injury e. all of these answers
What is considered to be the largest western boundary current?
a. Canary Current b. Gulf Stream c. Brazil Current d. East Australian Current
The sugars in RNA and DNA are ribose and deoxyribose respectively. Which of the following describes the relationship between these two sugars?
A) In deoxyribose the oxygen lost is from the hydroxyl on C-1 of ribose. B) In deoxyribose the oxygen lost is from the hydroxyl on C-2 of ribose. C) In deoxyribose the oxygen lost is from the hydroxyl on C-3 of ribose. D) In deoxyribose the oxygen lost is from the hydroxyl on C-4 of ribose.
An earthquake occurs in California. What is the minimum magnitude an earthquake can have if it is to be picked up by seismographic networks around the world?
A) M 5.5 B) M 7 C) M 8 D) M 9.5