ALS4162: Exam 2 – Flashcards
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In the Aquatics article, which organism was interfering with natural regulation of the azolla fern by its insect herbivores?
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Fire ants
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The exact number of alien and native plants in Britain is unknown primarily because of
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Hybridization
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Which measure(s) are used for quantifying "weediness" of a plant in Great Britain?
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Herbicide costs Scientist perception Lonsdale equation (All of the above)
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The western flower thrips is a serious pest in the British Isles and elsewhere because of its
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Distribution Polyphagous feeding behavior Insecticide resistance (All of the above)
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Which of the following is not known as a pest of potatoes in the British Isles?
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Fireblight Disease
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One of the earliest birds introduced into the British Isles for food and sport was the
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Ring-necked Pheasant
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During the 19th and 20th centuries, Britain sought to enrich the local fauna with animals from around the world; this process was called
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Acclimatization
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Term used when plant pathogens were introduced into Europe decades after the crop plant.
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Reencounter effect
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The most devastating disease of potatoes in Europe is
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Potato late blight
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The best way to further movement of invasive pests and pathogens is to identify the ____________ for the invader.
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Pathway
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Which non-native rodent is an important carrier of lyme disease in Europe?
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Siberian chipmunk
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Which rat-like mammal native to South America was introduced for fur farming in Europe in 1929?
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Nutria
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Since the 1940s, the introduction of which vertebrate group has increased dramatically in Europe?
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Birds
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Compared to vertebrates and plants, most invertebrate introductions are
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accidental undetected associated with imported plants (All of the above)
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European ships traveling to the Great Lakes were responsible for introducing ______________ by releasing ballast water.
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Zebra mussels
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The procedure for demonstrating a cause and effect relationship between a pathogen and a disease is referred to as:
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Koch's postulates
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Stem canker, cyst nematodes, and late foliar disease are major diseases of ___________ in Brazil.
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Soybeans
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Brazil has several diverse ecosystems that are prone to invasions; the wetland ecosystem is referred to as the
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Pantanal
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The first documented invasive reptile in Brazil was the
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House gecko
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In Brazil, the term used for movement of native species from the Amazon Basin to other regions of the country is
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Transposition
