Which of the following statements is not true?
a. Chemical treatment of sediment can be...
Biology, 17.04.2020 16:42 heggestade
Which of the following statements is not true?
a. Chemical treatment of sediment can be effective in reducing pollution problems, but it must be repeated every few years
b. Fast-flowing streams are generally better aerated than are lakes
c. An oxygen sag curve describes changes in a stream's dissolved oxygen content along its length below an organic-matter source
d. A body of water is described as "dead" when it contains fatal concentrations of toxic chemicals
Answers: 1
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Microorganisms are involved in each of the following processes excepta. smog production.b. food production.c. infection.d. o2 production.e. decomposition of organic material.
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An example of a trait that would be considered acquired and inherited is a. a cleft chin b. muscle tone c. scar tissue d. freckled skin
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Many organizations release indexes used to measure the development of the world's countries. as we learned in this lesson, these indexes measure many factors, from life expectancy to happiness. in your opinion, what are the three most important factors we can use to determine how developed a country might be? explain your answers in a few sentences.
Answers: 1
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