Which of the following is an unsaturated fatty acid?
A) arachidonic acid
B) palmitic acid
C) stearic acid
D) none of these
A
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The four major NRCS soil orders which are classified on the basis of soil forming factors unrelated to climate, such as slope, drainage, or maturity are:
a. Oxisols, Mollisols, Ultisols, and Vertisols. b. Entisols, Histosols, Inceptisols, and Andisols. c. Alfisols, Spodosols, Oxisols, and Histosols. d. Vertisols, Ultisols, Spodosols, and Mollisols.
Earth's initial atmosphere formed from ________
A) leftover gases from the nebula B) the Sun's solar wind C) outgassing D) comet vaporization
The northern regime in East Asia is:
A) subhumid B) humid C) semiarid D) temperate E) none of the above
A joint can be distinguished from a fault in that ________
A) there is wider separation between two sides B) joints are a feature of cold climates exclusively C) there is no difference between joints and faults D) there is no movement along joints E) joints are not found in metamorphic rocks