Biology: Life on Earth
10th Edition
ISBN: 9780321729712
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: Benjamin Cummings
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Textbook Question
Chapter 28, Problem 2AC
Define and give an example of biological magnification. What qualities are present in materials that undergo biological magnification? In which trophic level are the problems worst, and why?
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Chapter 28 Solutions
Biology: Life on Earth
Ch. 28 -
1. Nearly all life gets its energy from _______...Ch. 28 -
2. Photosynthetic organisms are called either...Ch. 28 -
3. Feeding levels within ecosystems are also...Ch. 28 - In general, only about ______ percent of the...Ch. 28 - Prob. 5FTBCh. 28 -
6. During the nitrogen cycle, nitrogen gas is...Ch. 28 - Prob. 7FTBCh. 28 - Prob. 1RQCh. 28 -
2. What is a producer? What trophic level does it...Ch. 28 - 3. Define net primary production. Would you...
Ch. 28 - Name the first three trophic levels. Among the...Ch. 28 - How do food chains and food webs differ? Which is...Ch. 28 - Define detritivore and decomposer and explain...Ch. 28 -
7. Trace the movement of carbon from one of its...Ch. 28 - Prob. 8RQCh. 28 - Trace a pathway of a phosphorus molecule from a...Ch. 28 - Trace the movement of a water molecule from the...Ch. 28 -
1. Humans are omnivores who can feed on several...Ch. 28 - Define and give an example of biological...Ch. 28 - Discuss the contribution of human population...Ch. 28 - Describe what would happen to a population of deer...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- What trophic level contains the greatest biomass in most ecosystems? Explain why this occurs.arrow_forwardGive an example of an inorganic nutrient pollutant. What is its effect on the aquatic environment?arrow_forwardBased on its primary productivity, which terrestrial ecosystem or life zone is able to produce the smallest amount of new biomass per year?arrow_forward
- Considering the energy that is lost as heat to the environment when one organism consumes another, mention the correct order of the trophic levels ranked from greatest energy to least?arrow_forwardWhat are trophic level? Explain by drawing a diagram of trophic levels in ecosystem?arrow_forwardIn an ecosystem with four levels producers, primary consumers, and two higher-level consumers describe where the decomposers operate within the context of these trophic levels. Can you give me two examples?arrow_forward
- Can you describe the nitrogen and phosphorous cycles in terms of nutrient availability please?arrow_forwardList 3 major factors that are thought to control phytoplankton growth in the ocean. Rank these factors in terms of importance and argue why you chose this ranking, addressing where in the ocean you think each factor would be important, and to what extent each factor can limit phytoplankton production.arrow_forwardWhat is the reason for highest biomass in aquatic ecosystem?arrow_forward
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