Quiz_Fungi 1. Which of the following is wrong for fungi? (NEET 2016) They are both unicellular and multicellular They are heterotrophic All fungi possess a purely cellulosic cell wall They are eukaryotic Explanation:Fungi do not possess a purely cellulosic cell wall; instead, their cell walls are primarily composed of chitin, distinguishing them from plants. 2. Aflatoxin is produced by: Aspergillus flavus Clostridium botulinum Agaricus bisporus Vibrio coma Explanation:Aflatoxin is a potent carcinogenic toxin produced by the fungus Aspergillus flavus, commonly found in contaminated food products. 3. 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. 4. The importance of study of parasitic fungi is that they are: Ornamental Used as food Condiments Cause of diseases Explanation:Parasitic fungi are studied primarily because they can cause diseases in plants, animals, and humans, impacting agriculture and health. 5. Sometimes a gamete of Rhizopus functions as zygospore. It is known as: Columella Oospore Parthenospore Bud Explanation:A parthenospore is a type of spore that can develop into a zygospore without fertilization, a process known as parthenogenesis. 6. 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. 7. The disease apple scab is caused by: Venturia inaequalis Ustilago nuda Mucor pusillus Fusarium oxysporum Explanation:Apple scab, a common fungal disease affecting apple trees, is caused by Venturia inaequalis, leading to dark, scabby lesions on leaves and fruit. 8. Penicillin is obtained from: Penicillium notatum Penicillium chrysogenum None of the above From Both (a) and (b) Explanation:Penicillin, the first widely used antibiotic, is derived from both Penicillium chrysogenum and Penicillium notatum species. 9. Reproduction in Rhizopus is: Only sexual Only asexual None of the above Vegetative, asexual and sexual Explanation:Rhizopus can reproduce through vegetative, asexual (sporangiospores), and sexual (zygospores) means, providing flexibility in its life cycle. 10. If a disease appears on a large scale after a long interval it is: Epiphytotic Epidemic Endemic Sporadic Explanation:An epiphytotic disease is one that appears on a large scale in plant populations after a long interval, similar to an epidemic in humans. Loading …
