Which of the following is most likely to have the highest concentration of permethrin?
a. Fish hung to dry in the sun.
b. Undried, fresh fish.
c. Fish dried in the sun while sitting on a typical mosquito net.
d. Fish dried in the sun on bare ground.
Answer: c. Fish dried in the sun while sitting on a typical mosquito net.
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Critical Thinking
Consider the accompanying diagram. Do you think it is more likely that more renewables will be used proportionally in the future as energy inputs, or that less of the output will be waste? Why or why not?
What will be an ideal response?
Solar thermal systems would be inexpensive to build and most effective in heating
A) a cabin in Alaska in the winter. B) a swimming pool in Arizona in the winter. C) a home in South Dakota in the fall. D) water in a home in Oregon in the spring.
Globally, which countries generate the most paper waste?
A. high-income countries B. lower-middle countries C. low-income countries D. upper-middle countries
Which of the following contains b(1 ? 4 ) glycosidic bonds?
A) amylopectin B) amylose C) glycogen D) none of these