Which one of the following would provide the greatest energy benefit to a home in the United States located in a region with cold winters and hot summers? A homeowner has large glass windows facing south.
In front of these windows the homeowner should plant A) nothing.
B) tall oak trees.
C) bushes that grow only up to the bottom of the windows.
D) a flower bed below the windows but no trees.
Question 2
Some biologists have identified symbiotic relationships in which it appears that one organism gains from the relationship while the other organism is unaffected.
Although after further research, the researchers find out that both members of the relationship benefit. The researchers therefore realize that A) what they at first thought was an example of mutualism is really an example of commensalism.
B) what they at first thought was an example of commensalism is really an example of mutualism.
C) what they at first thought was an example of symbiosis is really an example of parasitism.
D) what they at first thought was an example of symbiosis is really an example of amensalism.
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