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Question 11.Which of the following exemplifies the role of a decomposer?
Question 22.Energy flow is best studied at the _____ level of ecology, which includes both food chains and food webs of many producers and consumers.
Question 33.Which of the following examples would NOT be studied in the field of population ecology?
Question 44.Thomas believes that all global warming is caused by carbon emissions from factories so that if those factories are shut down, the problem will be solved. His friend Dan explains why Thomas' thinking is in error. The first thing he explains is that carbon is a natural part of our world that is _____.
Question 55.Carbon, originating from sediments in the Earth, plays a key role in which of the following phenomena?
Question 66.With regards to an ecosystem's population density, predation is considered _____.
Question 77.Decomposers do ALL of the following:
Question 88.Hypothetically, a large scale transformation of carbon dioxide into burnable hydrocarbons would result in _____.
Question 99.'Region A' and 'region B' encompass common territory. However, 'region B' is more expansive, covering several other territories that 'region A' does not. Which of the following statements is true?
Question 1010.Sunlight represents an example of _____ energy.
Question 1111.A producer derives its energy from sources known as _____.
Question 1212.Of the following examples, which one is NOT a good example of an environment that would have relatively low biodiversity?
Question 1313.From greatest to least, the series 'rainforest > grasslands > desert' represents which of the following concepts?
Question 1414.Which of the following statements is TRUE regarding eutrophication, which is the ecological process that occurs when excess nutrients are added to a body of water?
Question 1515.From which of the following food chain levels can omnivores derive their energy?
Question 1616.The Sahara Desert, Earth's polar regions, and the depths of Earth's oceans, are environments _____ biodiversity.
Question 1717.Food chains always begin with an organism that gets its energy from a(n) _____ energy source, such as the sun.
Question 1818.If scientists discovered a way to harness carbon dioxide in the atmosphere and turn it into burnable hydrocarbons, this would decrease current worries about _____.
Marine coral reef , coastal ocean, deep ocean
In the example above, how would you label the expected biodiversity rankings (using low, medium and high as labels) for the areas listed?
Question 2020.Predation, or death by predators, is a fact of life for some forest animals, while other factors, such as how much food is available, may change depending on how many animals of the same type are competing within a given area. This example illustrates the difference between:
Question 2121.Which of the following is an example of a study of population ecology?
Question 2222.The concept of energy flow relates closest to which of the following concepts?
Question 2323.Coyotes are _____, which means that they can potentially feed at any of the trophic levels in the food chain.
Question 2424.Due to biodiversity and the sheer number of different types of plant and animal life on the earth, which of the following would be a poor research plan?
Question 2525.Eutrophication is an ecological process whereby _____.
Question 2626.In the food chain, a plant, such as wild prairie grass, is a producer. Which of the following ACCURATELY describes how producers obtain energy?
Ecosystems and the Effects of Pollution Chapter Exam Instructions
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