The carrying capacity of Earth has not quite been reached yet which is why our population is able to
grow. Indicate whether the statement is true or false.
ANS: F
Earth's carrying capacity was exceeded years ago. The population has tripled in the twentieth century.
The population growth is exponential so it will continue to grow larger until the Earth cannot take it
any longer. Information can be found in the section What Can Be Done?
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Which is the main complaint by private landowners who object to the Endangered Species Act (ESA)?
A. That it applies to their land as well. B. That it only applies to public lands. C. That it is not protective enough of their land. D. That it only applies to endangered species.
Lobe-finned fish are important in the fossil record because it is believed that these fish
eventually gave rise to amphibians. Indicate whether the statement is true or false.
What are invironmental issues? Give an example.
What will be an ideal response?
"Widely scattered clumps of trees, warm temperatures year-round, and alternating dry and wet seasons, with herds of herbivores" are the characteristics of which of the following?
A. tall-grass prairie B. tundra C. short-grass prairie D. temperate grassland E. savanna