Quiz_Fungi 1. The multinucleate and aseptate hypha of Rhizopus are known as: Homothallium Conidium Coenocytic Heterothallium Explanation:Coenocytic hyphae are multinucleate and lack septa, allowing for continuous cytoplasm flow within the hyphae. 2. The reserve food in yeast is in the form of: Oils and glycogen Proteins Carbohydrates and fats Starch Explanation:Yeast stores reserve food primarily as oils and glycogen, which are used for energy during periods of low nutrient availability. 3. What is streptomycin? An enzyme A hormone A virus An antibiotic Explanation:Streptomycin is an antibiotic used to treat bacterial infections, including tuberculosis, by inhibiting protein synthesis in bacteria. 4. Yeast belongs to class: Ascomycetes Deuteromycetes Basidiomycetes Zygomycetes Explanation:Yeast is classified under Ascomycetes, a class of fungi known for producing spores in sac-like structures called asci. 5. Ergot of rye is caused by: Claviceps purpurea Claviceps macrouphala Erysiphe graminis Sclerospora graminicola Explanation:Ergot of rye, a disease affecting cereal grains, is caused by the fungus Claviceps purpurea, producing toxic alkaloids. 6. Yeast is different from Rhizopus and Penicillium in being: Unicellular Multicellular In having unseptate hyphae Acellular Explanation:Yeast is unicellular, unlike Rhizopus and Penicillium, which are multicellular fungi with filamentous structures. 7. Spores formed at the tip of fungal hyphae are called: Arthospore Sporangia Zoospores Conidia Explanation:Conidia are asexual, non-motile spores formed at the tips of fungal hyphae, playing a key role in the dispersal and reproduction of fungi. 8. A gill of Agaricus: Bears spores which help in reproduction Is meant for respiration Has no specific function Is equivalent to the gills of fishes Explanation:The gills of Agaricus mushrooms bear basidiospores, which are essential for the reproductive cycle of the fungus. 9. Late blight of potato is caused by: Phytophthora infestans Alternaria solani Fusarium moniliforme Albugo candida Explanation:Late blight of potato, responsible for the Irish potato famine, is caused by the oomycete Phytophthora infestans, leading to severe crop losses. 10. Saccharomyces is well known for: Its being the cause of many plant and animal disease Industrial and medicinal importance Nitrogen fixing quality Its carbon fixing capacity Explanation:Saccharomyces is significant in industrial and medicinal contexts, particularly for its role in fermentation and biotechnology. Loading …
