FOR QUESTIONS 32 – 37 PLEASE SKIP ONE QUESTION OF YOUR CHOOS…
FOR QUESTIONS 32 – 37 PLEASE SKIP ONE QUESTION OF YOUR CHOOSING. WRITE “SKIP” FOR YOUR ANSWER. River ecosystem concepts. Assume this diagram represents moving from a forested, headwater stream to a large order river. Letters represent different sites along the river continuum. A. Which site is likely to contain the greatest proportion of collectors compared to other functional feeding groups? Why? B. Which site is likely to contain the greatest proportion of shredders compared to other functional feeding groups? Why? C. Is site A or B likely to have higher NEP? Why? D. If nutrient spiral length in this stream is greater for phosphorus than nitrogen, which of these nutrients is likely to be limiting?
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