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Question 1.
What does the Clean Water Act do?
It requires companies to get a permit to release pollution.
It bans companies from releasing pollution into groundwater.
It requires companies to recycle at least 50% of their waste water.
Question 2.
Which method of increasing water supplies has the most positive impact on the environment?
Dam a river to build reservoir
Conserve water
Desalination
Withdraw groundwater
Question 3.
DDT is a pesticide that was once used to kill mosquitoes. It was banned when scientists realized DDT undergoes biomagnification as it moves through the food web. Imagine that several frogs eat mosquitoes that have been sprayed with DDT, then gopher snakes eat the frogs, then a hawk eats several of the snakes. Which organism in this food web will have the highest concentration of DDT in its body?
mosquito
frog
gopher snake
hawk
What is the difference between an biotic organism and an abiotic organism?
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Name two characteristics of slime molds by stating their mode of nutrition and how they survive conditions unfavorable for growth.
Please determine the order of the three genes and show the configuration of alleles in the heterozygote. Then, show a map of the gene distances in this genetic
Michael Skinner's lab experiments with rats and pesticide exposure showed that rats exposed to pesticides developed genetic abnormality diseases.
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