Fungus Diversity Worksheet PDF

Vision / Tabuk International Schools should be the first choice for global education in the region. Mission / To provide distinguished education in a modern way in an attractive educational environment and influential community participation. Through the fundamentals of legitimacy and genuine natio...

Vision / Tabuk International Schools should be the first choice for global education in the region. Mission / To provide distinguished education in a modern way in an attractive educational environment and influential community participation. Through the fundamentals of legitimacy and genuine national affiliation and investment of technology and the achievement of quality and vision 2030. Academic Year: 2024/2025 Semester: 2 Subject: biology Book Title: …………….. Date: …../……../20 Grade: 11 Module 18 *Lesson 4 Fungus Diversity and Ecology WORKSHEET NO. ( …1… ) Multiple Choice Questions (MCQs): 1. Which phylum of fungi produces flagellated spores? o a) Basidiomycota o b) Ascomycota o c) Chytridiomycota o d) Zygomycota Answer: c) Chytridiomycota 2. What is the main habitat of chytrids? o a) Terrestrial o b) Aquatic o c) Airborne o d) Parasitic Answer: b) Aquatic 3. What specialized hyphae do common molds use to grow across food surfaces? o a) Stolons o b) Rhizoids o c) Basidia o d) Conidiophores Answer: a) Stolons 4. How do rhizoids function in common molds? o a) They grow across surfaces. o b) They absorb nutrients from food. o c) They produce flagellated spores. o d) They form gametangia. Answer: b) They absorb nutrients from food. 5. What type of reproduction is common in molds when conditions are unfavorable? o a) Asexual o b) Sexual o c) Budding o d) Binary fission Answer: b) Sexual 6. Which phylum contains more species than any other fungal phylum? o a) Zygomycota o b) Ascomycota o c) Basidiomycota o d) Deuteromycota Answer: b) Ascomycota 7. What structures produce spores during asexual reproduction in sac fungi? o a) Asci o b) Conidiophores o c) Basidia o d) Rhizoids Answer: b) Conidiophores 8. What structure forms zygotes in sac fungi? o a) Stolons o b) Gametangia o c) Ascus o d) Rhizoids Answer: c) Ascus 9. Which phylum includes mushrooms? o a) Chytridiomycota o b) Zygomycota o c) Ascomycota o d) Basidiomycota Answer: d) Basidiomycota 10. What is a basidium? o a) A fruiting body of chytrids o b) A club-shaped structure in Basidiomycota o c) A specialized hypha in common molds o d) A type of spore in Ascomycota Answer: b) A club-shaped structure in Basidiomycota 11. What are lichens sensitive to? o a) Soil composition o b) Airborne pollutants o c) Water availability o d) Light intensity Answer: b) Airborne pollutants 12. What role do fungi play in ecosystems as decomposers? o a) Absorb carbon dioxide o b) Stabilize abiotic factors o c) Break down dead organic matter o d) Form lichens Answer: c) Break down dead organic matter 13. What is the function of mycorrhizae? o a) Break down lignified cellulose o b) Increase root surface area for absorption o c) Produce antibiotics o d) Disperse spores Answer: b) Increase root surface area for absorption 14. What are fungi classified as when they have not been observed reproducing sexually? o a) Basidiomycota o b) Imperfect fungi o c) Lichens o d) Club fungi Answer: b) Imperfect fungi 15. What medical benefit do fungi provide? o a) Treat bacterial infections o b) Produce antibiotics o c) Act as vaccines o d) Treat viral diseases Answer: b) Produce antibiotics True or False Questions: 1. Chytridiomycota are mostly terrestrial fungi. False 2. Common molds reproduce only sexually. False 3. Sac fungi include both multicellular and unicellular species. True 4. Basidiomycota rarely produce asexual spores. True 5. Lichens need complex conditions to grow, including abundant water and minerals. False 6. Fungi are important for recycling nutrients in ecosystems. True 7. Deuteromycota fungi are classified because of their well-known reproductive methods. False 8. Hyphae are structures that help fungi absorb nutrients. True 9. Mycorrhizae involve mutualistic relationships between fungi and plant roots. True 10. Fungi produce enzymes that help maintain soil pH balance. Tru