Biological classification Flashcards

1
Q

Fungi used to make bread and bear

A

Yeast(Ascomycetes: Saccharomyces)

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2
Q

Fungi used to make antibiotics

A

Penicillium(Ascomycetes)

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3
Q

Unicellular Fungi

A

Yeast(Saccharomyces)

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4
Q

Composition of fungi cell wall

A

Chitin + Polysaccharides

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5
Q

Symbiotic relationships of fungi

A
  1. Lichens ( algae )
  2. Mycorrhiza ( roots of higher plants )
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6
Q

Means of the following reproduction types:
1. Vegetative
2. Asexual
3. Sexual

A
  1. Fragmentation, budding, fission
  2. Conidia, sporangiospores, zoospores
  3. Oospores, ascospores, basidiospores
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7
Q

Diakaryotic stage is seen in which fungi classes?

A

Ascomycetes, Basidiomycetes

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8
Q

Basis of division of fungi kingdom into classes?

A
  1. Morphology of mycelium
  2. Mode of spore formation
  3. Fruiting bodies
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9
Q

Which fungi class occurs as obligate parasites of plants?

A

Phycomycetes

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10
Q

Which fungi class show aseptate and coenocytic mycelium?

A

Phycomycetes

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11
Q

Asexual reproduction means in Phycomycetes

A
  1. Zoospores ( motile )
  2. Aplanospores ( non motile )
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12
Q

Examples of Phycomycetes

A

RAMP:

Rhizopus(bread mould), Albugo(parasitic fungi on mustard), Mucor- Phycomycetes

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13
Q

Which fungi class is called sac fungi

A

Ascomycetes

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14
Q

Which fungi class show both unicellular and multicellular organisms

A

Ascomycetes

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15
Q

Which fungi class has coprophilous organisms?

A

Ascomycetes

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16
Q

Means of asexual reproduction in Ascomycetes and where are the produced?

A

Conidia; in conidiophores

17
Q

Means of sexual reproduction in Ascomycetes and where are they produced and arranged?

A

Ascospores produced in sac like asci which are arranged in ascocarps

18
Q

Means of sexual reproduction in Ascomycetes and where are they produced and arranged?

A

Ascospores produced in sac like asci which are arranged in ascocarps

19
Q

Examples of Ascomycetes

A

N A C A

Neurospora, Aspergillus, Claviceps

20
Q

Which fungi is extensively used in biochemical and genetic work?

A

Neurospora

21
Q

Which fungi class contain delicacies like truffles and morels?

A

Ascomycetes

22
Q

Which fungi class is called the bracket fungi

A

Basidiomycetes

23
Q

Which fungi class does not show asexual reproduction

A

Basidiomycetes

24
Q

Which vegetative mean is common in Basidiomycetes

A

Vegetative: fragmentation

25
Q

Which fungi show sexual reproduction despite of sex organs being absent and how?

A

Basidiomycetes;
Plasmogamy due to fusion of somatic cells —> dikaryon —> basidium —> karyogamy, meiosis —> 4 basidiospores

26
Q

Examples of Basidiomycetes

A

Aaj main Usse Pareshan raha

Agaricus(mushroom), Ustilago(smut), Puccinia(rust fungus)

27
Q

Which fungi class is known as imperfect fungi?

A

Deuteromycetes

28
Q

Which fungi class does not show asexual and vegetative phases?

A

Deuteromycetes

29
Q

Which fungi class reproduce only by asexual spores(Conidia)?

A

Deuteromycetes

30
Q

Which fungi class have organism which are decomposers of litter, and help in mineral cycling?

A

Deuteromycetes

31
Q

Examples of Deuteromycetes

A

C A DE T

Colletotrichum, Alternaria, Trichoderma

32
Q

Which spores are endogenously produced in fungi?

A

Zoospores, Aplanospores, Ascospores