1. Which processes remove nitrogen from the atmosphere? I. Fertilizer production II. Eutrophication III. Nitrogen fixation IV. Denitrification A. I and II B. I and III С. Iand IV D. II and III Е. II and IV 2. The net primary production (NPP) of a stable lake ecosystem is roughly equal to the amount of A. phytoplankton present in the photic zone B. phytoplankton consumed by heterotrophs C. dissolved nutrients used by phytoplankton D. dissolved oxygen used by phytoplankton E. dissolved oxygen used by all consumers
1. Which processes remove nitrogen from the atmosphere? I. Fertilizer production II. Eutrophication III. Nitrogen fixation IV. Denitrification A. I and II B. I and III С. Iand IV D. II and III Е. II and IV 2. The net primary production (NPP) of a stable lake ecosystem is roughly equal to the amount of A. phytoplankton present in the photic zone B. phytoplankton consumed by heterotrophs C. dissolved nutrients used by phytoplankton D. dissolved oxygen used by phytoplankton E. dissolved oxygen used by all consumers
Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Chapter54: Ecosystems And Global Change
Section: Chapter Questions
Problem 2TYK: The total dry weight of plant material in a forest is a measure of the forests: a. gross primary...
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