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Questions and Answers
Which characteristic best describes the thallus of Rhizopus?
Which characteristic best describes the thallus of Rhizopus?
- Consists of single-celled, flagellated structures
- Consists of large, multicellular, pigmented structures
- Consists of interwoven masses of well-developed, profusely branched, hyaline hyphae (correct)
- Consists of rigid, chitinous structures
Which is a characteristic of primitive phycomycetae?
Which is a characteristic of primitive phycomycetae?
- They have a chitin-free cell wall
- They reproduce exclusively through sexual reproduction
- They are exclusively multicellular
- Majority of the genera are aquatic (correct)
What is the economic importance of fungi?
What is the economic importance of fungi?
- They have both beneficial and harmful activities (correct)
- They are exclusively harmful to human health
- They are exclusively beneficial for agriculture
- They have no economic importance
What is the systematic position of Rhizopus?
What is the systematic position of Rhizopus?
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Where is Rhizopus commonly found?
Where is Rhizopus commonly found?
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Study Notes
Characteristics of Rhizopus Thallus
- Rhizopus has a coenocytic (aseptate) thallus, meaning it lacks true septa and consists of a continuous multinucleate cell structure.
Characteristics of Primitive Phycomycetae
- Primitive phycomycetae exhibit simple body structures, such as being mostly coenocytic and forming asexual spores in specialized structures known as sporangia.
Economic Importance of Fungi
- Fungi play crucial roles in decomposing organic material, recycling nutrients in ecosystems.
- They are used in food production, including the fermentation process for bread, beer, and cheese.
- Certain fungi, like Penicillium notatum, are significant in medicine for producing antibiotics.
Systematic Position of Rhizopus
- Rhizopus belongs to the kingdom Fungi, division Zygomycota, and class Zygomycetes, which are characterized by their reproductive structures.
Habitat of Rhizopus
- Rhizopus is commonly found in soil, decaying organic matter, and on various substrates, particularly fruits and bread.
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Description
Test your knowledge of Fungi with this quiz on F.Y.B.SC SEM-1 UNIT-2 PAPER-1. Explore the study of Mycology and the economic significance of fungi. Identify the general characters of Phycomycetae and their primitive features.
