Those fungi that can grow only on their living host and cannot be grown on available defined growth culture medium e.g. various mildews and most rust species are called?
Correct answer: C. Obligate parasitic fungi
- A. Parasitic fungi
- B. Facultative parasitic fungi
- C. Obligate parasitic fungi
- D. All of these
Explanation
Examples of obligate parasites are the downy mildews, the powdery mildews, and the rusts. Certain fungi form highly specialized parasitic relationships with insects. For example, the fungal genus Septobasidium is parasitic on scale insects (order Homoptera) that feed on trees.
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About Kingdom Fungi
Fungi are mainly multicellular, non-photosynthetic organisms with chitinous cell walls that obtain nutrients by extracellular digestion and absorption. Coverage includes hyphae, mycelium, spores, yeast, moulds, mushrooms, decomposer and parasitic roles, and the differences between fungi, plants and bacteria.
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