Biology: The Unity and Diversity of Life (MindTap Course List)
Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 46, Problem 5SQ

Efficiency of energy transfers in aquatic ecosystem is typically higher than in land ecosystems because ______.

  1. a. aquatic food webs include more endotherms
  2. b. algae do not make lignin
  3. c. primary production cannot occur in water
  4. d. all of the above
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The total amount of energy taken up by producers through photosynthesis in an ecosystem is known as...?   Group of answer choices a. evaporation b. net primary production c. standing crop d. nutrient limitation e. gross primary production
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