American Military University BIOL 180 Quiz 8 Questions and Answers Already Passed

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Part 1 of 7 - Chapter 20 27.0 Points Question 1 of 31 3.0 Points A wolf is an example of what member of the food chain?  A. apex consumer  B. secondary consumer  C. producer  D.... tertiary consumer  E. primary consumer Feedback:The organism that is at the top of the food chain has no predators. Review energy flow through ecosystems in Chapter 20. Question 2 of 31 3.0 Points Why are those at the top of a food chain affected if a species at the bottom of the food chain consumes a toxin?  A. species at the top eat more  B. species at the bottom enjoy toxins  C. water availability decreases  D. fat soluble compounds biomagnify Feedback:Great job. Question 3 of 31 3.0 Points Temperature and precipitation are examples of what in an environment?  A. biotic factor  B. essential factor  C. abiotic factor  D. living factor Feedback:Biotic factors are those that are living. Review terrestrial biomes in Chapter 20. Question 4 of 31 3.0 Points Because the desert has extreme temperatures and a shortage of water, what type of net primary productivity does it have?  A. low  B. medium  C. high  D. productive Feedback:Great job. Question 5 of 31 3.0 Points What happens to the amount of energy as it moves between trophic levels?  A. increases  B. stable  C. decreases  D. no change Feedback:Great job. Question 6 of 31 3.0 Points Because the tropical rainforest has warm temperatures, abundant water, and a year-round growing season, what type of net primary productivity does it have?  A. high  B. medium  C. productive [Show More]

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