BESC 204 Final Review Questions and Answers | Latest Version | 2024/2025 | 100% Pass
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Course
BESC 204
Institution
BESC 204
BESC 204 Final Review Questions and
Answers | Latest Version | 2024/2025 |
100% Pass
What are the main roles of fungi in ecosystems?
Fungi play crucial roles as decomposers, breaking down dead organic material and recycling
nutrients back into the soil.
What is mycelium, and what is its...
BESC 204 Final Review Questions and
Answers | Latest Version | 2024/2025 |
100% Pass
What are the main roles of fungi in ecosystems?
✔✔Fungi play crucial roles as decomposers, breaking down dead organic material and recycling
nutrients back into the soil.
What is mycelium, and what is its significance in fungi?
✔✔Mycelium is a network of fungal threads (hyphae) that facilitates nutrient absorption and
growth, acting as the main body of most fungi.
How do fungi reproduce?
✔✔Fungi can reproduce both sexually and asexually, often through the production of spores that
disperse and grow into new individuals.
What are the differences between mold and yeast?
✔✔Molds are multicellular fungi that grow in filamentous structures, while yeasts are unicellular
fungi that typically reproduce by budding.
1
,What is the role of spores in fungi?
✔✔Spores are reproductive units that allow fungi to spread and colonize new environments,
enabling both sexual and asexual reproduction.
What is a fungal pathogen, and can you provide an example?
✔✔A fungal pathogen is a fungus that causes disease in plants or animals; for example, the
fungus *Candida albicans* can cause infections in humans.
How do fungi obtain nutrients?
✔✔Fungi obtain nutrients by secreting enzymes that break down complex organic substances
into simpler compounds that they can absorb.
What is the significance of fungi in medicine?
✔✔Fungi are important in medicine as they are the source of antibiotics like penicillin and other
compounds used in pharmaceuticals.
How do lichens illustrate the relationship between fungi and other organisms?
✔✔Lichens are a symbiotic association between fungi and algae or cyanobacteria, demonstrating
mutualism where both partners benefit.
2
, What is a saprophytic fungus?
✔✔A saprophytic fungus feeds on dead organic matter, playing a critical role in decomposition
and nutrient cycling.
Can fungi be beneficial to humans?
✔✔Yes, fungi are beneficial in various ways, including their use in food production (like bread
and beer) and bioremediation to clean up environmental pollutants.
What are the characteristics of the kingdom Fungi?
✔✔Members of the kingdom Fungi are eukaryotic, have cell walls made of chitin, and are
heterotrophic, obtaining their nutrients through absorption.
How do fungi affect agriculture?
✔✔Fungi can both harm and benefit agriculture; they can be pathogens causing crop diseases or
beneficial through mycorrhizal associations that enhance nutrient uptake.
What is the role of fungi in the nitrogen cycle?
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