Complex agriculture is said to be more efficient due to less human energy but this argument leaves out:
a) The kinds of crops that are grown.
b) The prices of the crops produced.
c) The greater non-human energy inputs.
d) The role of climate and weather.
ANS: C
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Refer to the table below. At a price of $99, which of the following statements is true regarding the price elasticity of demand?
The above table shows a sample of prices and the quantity sold by a monopolist.
A) The price elasticity of demand is less than one.
B) The price elasticity of demand is equal to one.
C) The price elasticity of demand is equal to 2.0.
D) The price elasticity of demand is greater than one.
Cultural adaptation differs from biological adaptation in that the former:
a. Allows humans to respond to problems on a relatively immediate basis. b. Has no relationship to the demands of the natural environment. c. Plays only a small role in human behavioral change. d. Has no connection with human biological differences. e. Does not help human populations reproduce and expand their numbers.
Using what you know about cross-cultural comparisons of marital practices, discuss the following statement: Serial monogamy is the result of a cultural emphasis on individualism, whereas polygamy is the result of a cultural emphasis on social responsibility.
What will be an ideal response?
Darwin did not understand the principles of heredity
Indicate whether the statement is true or false.