The replacement rate to maintain an even population-growth pattern would be a fertility rate of about ___ children.
a. none of these is correct
b. 2.1
c. 2.0
d. 1.0
e. 1.2
b. 2.1
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What do the components of a conceptual model have in common?
A) All components interact with each other. B) All components are mutually independent of each other. C) The components have nothing in common. This is what differentiates a conceptual model from a physical model. D) Each component must correlate with a corresponding component of a physical model.
It is least likely you would find an Islamic city in this region
A) North Africa B) southern Africa C) the Middle East D) Pakistan E) Indonesia
Which of the following is located between the NE and SE trade winds?
A. subtropic high. B. equatorial low. C. polar front. D. polar easterlies.
Land not suited for agriculture is called
A) arable land. B) dry lands. C) wet lands. D) arid land. E) desert.