PATHOLOGY MCQ
PARASITIC DISEASES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A close relationship between two or more different organisms of different species that benefit from each other.
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An organism that lives in a close relationship with another organism, its host, and causes it harm.
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An organism that is capable infecting itself.
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A plant considered undesirable, unattractive, or troublesome, especially one growing where it is not wanted, as in a garden.
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Detailed explanation-1: -“Parasitism is defined as the relationship between different species in which one organism lives on or in the other organism and benefits from it by causing some harm.”
Detailed explanation-2: -Parasitism is a close relationship between species, where one organism, the parasite, lives on or inside another organism, the host, causing it some harm, and is adapted structurally to this way of life.
Detailed explanation-3: -The host is the organism that is harmed by the other. Parasites are defined as organisms that live in or on another organism (host) and benefit at the host’s expense.
Detailed explanation-4: -Host-parasite associations usually give rise to four main relationships namely parasitism, mutualism, commensalism and phoresis.