1. Determine the effects of nitrogen and phosphates on primary productivity. Why would the presence of phosphates and nitrogen, in the form of nitrates and ammonium ions, be important to an aquatic ecosystem during the spring season? How do they accumulate in the watershed? What is eutrophication? 2. Measure the dissolved oxygen of a pond at different temperatures. What is the effect of temperature on the primary productivity of a pond?
1. Determine the effects of nitrogen and phosphates on primary productivity. Why would the presence of phosphates and nitrogen, in the form of nitrates and ammonium ions, be important to an aquatic ecosystem during the spring season? How do they accumulate in the watershed? What is eutrophication? 2. Measure the dissolved oxygen of a pond at different temperatures. What is the effect of temperature on the primary productivity of a pond?
Nutrition: Concepts and Controversies - Standalone book (MindTap Course List)
14th Edition
ISBN:9781305627994
Author:Frances Sizer, Ellie Whitney
Publisher:Frances Sizer, Ellie Whitney
Chapter12: Food Safety And Food Technology
Section: Chapter Questions
Problem 14SC: Compared with conventionally grown produce, organic produce is often- lower in pesticides. higher in...
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