Bacteriaplankton that occur in large bodies of water are a powerful indicator of the status of aquatic life in the water. One team of biologists
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If you had to monitor an ecosystem for evidence of pollution, what are one or two indicator species you would want to pay particularly close attention to? You may discuss specific species of organisms or can discuss organisms that occupy a specific trophic level in an ecosystem's food web. Explain why you would select these species or this trophic level.
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Which of the following statements about aquatic biomass are true? Select all that are true: Select one or more: a. The ocean is so vast that it is not influenced by human activity. b. Once nutrients sink to the bottom of lakes, they are no longer available to organisms. c. Water depth, water flow, salinity, and nutrient availability are important abiotic factors in aquatic biomes.
How do bio-indicators determine the health of a water system? A. A few species of macro-invertebrates will be present in a healthy body of water. B. Many different species of macro-invertebrates will be present in a healthy body of water. C. No species of macro-invertebrates will be present in a healthy body of water. D. There is no relationship between the number of species of bio-indicators and the health of a body of water.
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