Fungus/Lichens which grow on wood is
(a) Terricolous
(b) Saxicolous
(c) Lignocolous
(d) Corticolous
What is true
(a) Toadstool is an edible fungus
(b) Rust fungi are homoecious
(c) Parathecium is fruiting body
(d) In mushroom gills produce basidia
According to their modes of nutrition, the fungi are classified into
(a) One category
(b) Three categories
(c) Four categories
(d) Six categories
Fungi differ from algae in having
(a) Chlorophyll
(b) Starch as reserve food
(c) Cell wall made up of cellulose
(d) Cell wall made up of chitin and cellulose
Puff ball is a
(a) Fungus
(b) Alga
(c) Moss
(d) Pine cone
Lichens are well known combination of an alga and a fungus where fungus has
(a) A parasitic relationship with the alga
(b) A symbiotic relationship with the alga
(c) A saprophytic relationship with the alga
(d) An epiphytic relationship with the alga
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When fungi feed on dead organic matter, they are known as
(a) Dimorphic
(b) Parasites
(c) Saprophytes
(d) None of these
Mycorrhiza is a relationship of roots of Pinus and
(a) Fungus
(b) Alga
(c) Bacteria
(d) Ants
Mode of nutrition in Rhizopus is
(a) Parasitic
(b) Symbiotic
(c) Saprophytic
(d) Autotrophic
In majority of lichens, there is association of
(a) Green algae and ascomycetes
(b) Green algae and basidiomycetes
(c) Blue green algae and basidiomycetes
(d) Blue green algae and ascomycetes
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Ainsworth has placed Rhizopus in
(a) Zygomycetes
(b) Mastigomycotina
(c) Ascomycotina
(d) Myxomycotina
Which statements is wrong about lichens?
(a) Some species are eaten by reindeers
(b) They grow rapidly about 2cm per day
(c) They have symbiotic relationship between alga and fungus
(d) Lichens are indicators of pollution
Lichens which seems to be something painted on the rocks is
(a) Crustose
(b) Foliose
(c) Fructicose
(d) Mycobiont
In lichens, sexual reproduction belongs to
(a) Algal partner only
(b) Fungal partner only
(c) Fungal and algal partners (both)
(d) Either fungal partner or algal partner (not both)
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Usnea is a
(a) Fungus
(b) Bacterium
(c) Lichen
(d) Bryophyte
Baker yeast is
(a) S. ludwingai
(b) S. octosporus
(c) S. cerevisiae
(d) Schizosaccharomyces
A fungus which requires only one single host for completion of its life cycle is called
(a) Heteroecious
(b) Autoecious
(c) Heterothallism
(d) Heterosporous
Pseudomycelium is formed in
(a) Rhizophora
(b) Aspergillus
(c) Yeast
(d) Synchytrium
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Thread like filaments of fungi are known as
(a) Conidia
(b) Mycorrhiza
(c) Sporangium
(d) Hyphae
Yeast produces an enzyme complex that is responsible for fermentation. The enzyme complex is
(a) Aldolase
(b) Dehydrogenase
(c) Invertase
(d) Zymase
Algal fungi are placed in
(a) Ascomycetes
(b) Basidiomycetes
(c) Phycomycetes
(d) Deuteromycetes
The reduction division in the life cycle of Rhizopus occurs
(a) During the formation of germ sporangium
(b) At the time of germination of zygospores
(c) During asexual reproduction
(d) During the formation of gametangium
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Which lichen is known as ‘old man’s beard’
(a) Orchill
(b) Usnea
(c) Cladonia
(d) Parmelia
The wall of Rhizopus hypha is composed of
(a) Cellulose
(b) Pectin
(c) Chitin
(d) Hemicellulose
Species of Rhizopus
(a) Homothallic
(b) Heterothallic
(c) Mostly homothallic rarely heterothallic
(d) Mostly heterothallic rarely homothallic
In Mucor, asexual reproduction takes place by
(a) Motile zoospores
(b) Spores
(c) Zoogametes
(d) Zygospores
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Mycorrhizal association occurs in Pinus, Ficus and
(a) Utricularia
(b) Legumes
(c) Eucalyptus
(d) Azardirachta
Zygospore is formed from
(a) Gametic union
(b) Zygote
(c) Gametangial copulation
(d) Oogamy
Which of the following fungal disease spreads by seed and flowers
(a) Corn stunt
(b) Covered smut
(c) Potato root
(d) Loose smut of wheat
Parasexuality was Ist discovered in
(a) Bacteria
(b) Virus
(c) None of these
(d) Fungi
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The term ‘fungus’ was coined by
(a) Gaspard Bauhin
(b) De Bary
(c) E.J. Butler
(d) Sadasivan
Reserve food material of fungi is
(a) Glucose
(b) Glycogen
(c) Protein
(d) Starch
Which one is not related to perfect stage of fungus
(a) Zygospores
(b) Meiospores
(c) Ascospores
(d) Mitospores
Fungus used in genetic experiments is
(a) Mucor
(b) Rhizopus
(c) Neurospora
(d) Claviceps
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Mycorrhiza is a
(a) Long thin root
(b) Association of root and fungus
(c) Root like underground stem
(d) Parasitic root
Dikaryon formation is characteristic of
(a) Ascomycetes and basidiomycetes
(b) Phycomycetes and basidiomycetes
(c) Phycomycetes and zygomycetes
(d) Ascomycetes and phycomycetes
Which of the following is the characteristic feature of ascomycetes
(a) Hyphae
(b) Spores
(c) Zoospores
(d) Ascospores
Fermentation is conducted by
(a) All fungi
(b) All bacteria
(c) Some fungi and some bacteria
(d) All micro-organisms
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Which of the following produces spores, but lacks vascular structure
(a) Pteridophytes
(b) Gymnosperms
(c) Fungi
(d) Dicots
Which of the following is not a fungal disease?
(a) White rust of crucifers
(b) Black rust of wheat
(c) Red rust of tea
(d) Red rot of sugarcane
Which is not true for fungi
(a) They can be saprophytic
(b) They can be multicellular
(c) They can be photosynthetic
(d) They can be anaerobic
A fungus contains cells with two nuclei from different genomes. The nuclei do not fuse but divide independently and simultaneously as new cells are formed. It belongs to
(a) Phycomycetes
(b) Zygomycetes
(c) Deuteromycetes
(d) Basidiomycetes
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Saprobiotic and parasitic modes of nutrition are found in
(a) Bacteria
(b) Viruses
(c) Fungi
(d) Both (a) and (c)
Phytoalexins are secreted by plants in response to fungal reaction. These compounds are generally
(a) Proteins
(b) Glycoproteins
(c) Phenolic compounds
(d) Lipids
All fungi can be called as
(a) Heterotrophs
(b) Autotrophs
(c) Saprophytes
(d) Parasites
Which type of tissue is found in the fungi?
(a) Parenchyma
(b) Chlorenchyma
(c) Plectenchyma
(d) Collenchyma
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A combined solution of copper sulphate and calcium hydroxide which is used as a fungicide is
(a) Fehling solution
(b) Folins mixture
(c) Carminative mixture
(d) Bordeaux mixture
Which of the following divisions of fungi includes ’Club fungi’
(a) Zygomycota
(b) Ascomycota
(c) Deuteromycota
(d) Basidiomycota
Nyc
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