The number of people supported by a unit area of arable land is called the physiological density
Indicate whether the statement is true or false.
Answer: TRUE
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The Milky Way is
A. the remains of a galaxy that has run its life course. B. a spiral galaxy. C. an elliptical galaxy. D. a galaxy in the making. E. an irregular galaxy.
This soil from the southeastern United States is a(n)
A) Inceptisol.
B) Alfisol.
C) Aridisol.
D) Ultisol.
E) Mollisol.
The name of the region that is characterized as receiving very low rainfall is ______________.
Fill in the blank(s) with the appropriate word(s).
Why are fossils of carnivores less common than fossils of other animals?
a. They don’t live in areas where fossilization is likely to happen. b. They are better able to escape sudden catastrophic events. c. Their large family units have a well-developed warning system.
d. They are warm-blooded and decay faster. e. They make up a small percentage of the animal population.