Biological classification Flashcards
Fungi used to make bread and bear
Yeast(Ascomycetes: Saccharomyces)
Fungi used to make antibiotics
Penicillium(Ascomycetes)
Unicellular Fungi
Yeast(Saccharomyces)
Composition of fungi cell wall
Chitin + Polysaccharides
Symbiotic relationships of fungi
- Lichens ( algae )
- Mycorrhiza ( roots of higher plants )
Means of the following reproduction types:
1. Vegetative
2. Asexual
3. Sexual
- Fragmentation, budding, fission
- Conidia, sporangiospores, zoospores
- Oospores, ascospores, basidiospores
Diakaryotic stage is seen in which fungi classes?
Ascomycetes, Basidiomycetes
Basis of division of fungi kingdom into classes?
- Morphology of mycelium
- Mode of spore formation
- Fruiting bodies
Which fungi class occurs as obligate parasites of plants?
Phycomycetes
Which fungi class show aseptate and coenocytic mycelium?
Phycomycetes
Asexual reproduction means in Phycomycetes
- Zoospores ( motile )
- Aplanospores ( non motile )
Examples of Phycomycetes
RAMP:
Rhizopus(bread mould), Albugo(parasitic fungi on mustard), Mucor- Phycomycetes
Which fungi class is called sac fungi
Ascomycetes
Which fungi class show both unicellular and multicellular organisms
Ascomycetes
Which fungi class has coprophilous organisms?
Ascomycetes
Means of asexual reproduction in Ascomycetes and where are the produced?
Conidia; in conidiophores
Means of sexual reproduction in Ascomycetes and where are they produced and arranged?
Ascospores produced in sac like asci which are arranged in ascocarps
Means of sexual reproduction in Ascomycetes and where are they produced and arranged?
Ascospores produced in sac like asci which are arranged in ascocarps
Examples of Ascomycetes
N A C A
Neurospora, Aspergillus, Claviceps
Which fungi is extensively used in biochemical and genetic work?
Neurospora
Which fungi class contain delicacies like truffles and morels?
Ascomycetes
Which fungi class is called the bracket fungi
Basidiomycetes
Which fungi class does not show asexual reproduction
Basidiomycetes
Which vegetative mean is common in Basidiomycetes
Vegetative: fragmentation
Which fungi show sexual reproduction despite of sex organs being absent and how?
Basidiomycetes;
Plasmogamy due to fusion of somatic cells —> dikaryon —> basidium —> karyogamy, meiosis —> 4 basidiospores
Examples of Basidiomycetes
Aaj main Usse Pareshan raha
Agaricus(mushroom), Ustilago(smut), Puccinia(rust fungus)
Which fungi class is known as imperfect fungi?
Deuteromycetes
Which fungi class does not show asexual and vegetative phases?
Deuteromycetes
Which fungi class reproduce only by asexual spores(Conidia)?
Deuteromycetes
Which fungi class have organism which are decomposers of litter, and help in mineral cycling?
Deuteromycetes
Examples of Deuteromycetes
C A DE T
Colletotrichum, Alternaria, Trichoderma
Which spores are endogenously produced in fungi?
Zoospores, Aplanospores, Ascospores
