Chapter 21-3 Questions – Flashcards
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What is the major role of fungi in an ecosystem?
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Fungi play an essential role in maintaining equilibrium in nearly every ecosystem, where they recycle nutrients by breaking down the bodies and wastes of other organisms.
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Explain the roles of fungi in causing disease in humans and in other living things.
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Parasitic fungi cause serious plant and animal diseases. A few fungi cause diseases in humans.
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Describe two mutualistic relationships that fungi form with other organisms.
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Some fungi from symbiotic relationships in which both partners benefit. Two such mutualistic associations, lichens and mycorrhizae, are essential to many ecosystems.
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Describe the life cycle of wheat rust.
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I don't know the answer.
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What might happen to a garden if it were sprayed with a long-acting fungicide?
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The plants in the garden will start to catch diseases.
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Summarize the role of fungi in disrupting the equilibrium in an ecosystem. Give one specific example.
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I don't know.
