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24 Cards in this Set
- Front
- Back
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Relationship in which two organisms live together.
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Parasitism
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T/F? Parasites typically do not kill their host.
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True
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T/F? Viruses, bacteria, and protists are not parasites.
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False. They are.
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A heavy load of parasites is termed an...
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infection.
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The outcome of an infection is...
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disease.
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Parasites can be distinguished by....
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size.
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Microparasites include...
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Viruses, bacteria, and protists
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Microparasites have small size and short...
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generation time.
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Flatworms, ticks, flukes, rusts, mistletoe, and fungi are...
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macroparasites.
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Macroparasites do not complete a full life cycle on a...
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single host.
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Macroparasites spread by...
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direct transmission.
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Parasites that live on skin or feathers are called...
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ectoparasites.
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Parasites that live within a host are called...
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endoparasites.
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The root collar, where plants emerge from the soil, is called the...
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crown.
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A major problem for parasites is...
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gaining access to, and leaving the host.
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Endoparasites can only escape the host during the... stage of their development.
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larval.
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An intermediate organism that transfers a parasite is called a...
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vector.
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An example of a vector is the...
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black legged tick (transfers Lyme disease.)
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Parasites that draw water and nutrients from plants are called...
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hemi-parasites.
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Mistletoe is a...
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hemiparasite.
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The transmission of mistletoe between host plants is linked to...
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seed dispersal.
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The host species in which a parasite reaches maturity is called a...
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definitive host.
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Hosts that harbor a parasites development phases are called...
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intermediate hosts.
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Some parasites can require up to...
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3 intermediate hosts.
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