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BIOD 151 Module 8 Exam Questions and Verified Answers- Portage Learning (GRADED A+)
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BIOD 151 Module 8 Exam Questions and Verified Answers- Portage Learning (GRADED A+)
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BIOD 151 Module 8 Exam Questions and Verified Answers - Portage Learning (GRADED A+) Which of the following would be considered an exam ple of competition? - ANSWER -Some spiders do not build webs, but live in the web of another species. When a prey item is caught in the web, the non-web building spider will sneak in and steal the prey Which of the following is NOT true about species diver sity? - ANSWER -it is not impacted by species richness In an aquatic ecosystem, the aquatic plants are eaten by small invertebrates that in turn are eaten by crayfish, the crayfish are eaten by fish, and the fish are eaten by ducks. Based on this, which of the following is incorrectly matched? - ANSWER -duck -4th trophic level Which of the following is NOT an example of an animal's niche? - ANSWER -a small bird living in the dense shrubs at the base of a tree All of the following are true about both primary and secondary succession EXCEPT - ANSWER -both occur in regions where soil is already present A chemoautotroph obtains its energy from all of the following EXCEPT - ANSWER -oxygen What is the first step in energy flow through an ecosystem? - ANSWER -Produce rs absorb solar energy When too many nutrients are added to of a body of water, this is known as - ANSWER -eutrophication Which two terrestrial biomes are the most similar with regards to rainfall? - ANSWER -temperate grasslands and desert Which of the following boxes indicates the process of nitrification? - ANSWER -Box B In an aquatic ecosystem, the aquatic plants are eaten by small invertebrates that in turn are eaten by crayfish, the crayfish are eaten by fish, and the fish are eaten by ducks. In this system, the greatest amount of biomass would be found in the - ANSWER -aquatic plants Water is a major limiting factor in which of the following biomes? - ANSWER -tundra A community is - ANSWER -populations of multiple species interacting wit h one another in a specific area. An organism that obtains its food from the process of photosynthesis is a(n) - ANSWER -autotroph What is the main reason that the tundra does not have large plants? - ANSWER -The permafrost persists, even during the summer . Ecological succession is - ANSWER -an orderly process of change in the community of organisms Which of the following would be considered a parasitic relationship? - ANSWER -The longest tapeworm removed from a human was approximately 11 meters long. Tapew orms do not have a digestive system, but obtains all of their nutrients from the host which can cause problems for the host especially if (s)he is undernourished. If there is 2,000 kg of caterpillars, how much of this biomass will be converted into top ca rnivore tissue? - ANSWER -20 kg
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