Question

    What characterizes facultative parasites, and how do

    they differ from obligate parasites?
    A Facultative parasites can switch between parasitic and saprophytic lifestyles; obligate parasites cannot grow in axenic culture. Correct Answer Incorrect Answer
    B Facultative parasites always live as parasites; obligate parasites can grow saprophytically. Correct Answer Incorrect Answer
    C Facultative parasites exclusively grow as saprophytes; obligate parasites can switch to a parasitic phase. Correct Answer Incorrect Answer
    D Facultative parasites and obligate parasites have the same characteristics. Correct Answer Incorrect Answer

    Solution

    Facultative parasites can switch between parasitic and saprophytic lifestyles; obligate parasites cannot grow in axenic culture. Facultative parasites can switch between lifestyles, while obligate parasites cannot grow outside a host

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