Rusts and smuts belong to –
a. Phycomycetes
b. Ascomycetes
c. Basidiomycetes
d. Deuteromycetes

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The asexual spores are generally not found in –
a. Phycomycetes
b. Ascomycetes
c. Basidiomycetes
d. Deuteromycetes

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The sex organs are______, but ___________is brought about by fusion of two vegetative or somatic cells of _________strains or genotypes. The resultant structure is dikaryotic which ultimately gives rise to________.
a. Present, gametic contact, different, ascus.
b. Absent, plasmogamy, different, basidium.
c. Present, gametic copulation, different, basidium.
d. Present, plasmogamy, different, ascus.

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How many basidiospores are formed on the basidium?
a. 2
b. 3
c. 4
d. 5

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Smut is caused by-
a. Aspergillus
b. Claviceps
c. Ustilago
d. Alternaria

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Identify the odd one out.
a. Basidiospore
b. Ascospore
c. Zoospore
d. Aplanospore

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Which of the following does not belong to the class basidiomycetes?
a. Agaricus
b. Ustilago
c. Alternaria
d. Puccinia

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Which of the following is commonly known as ‘imperfect fungi’?
a. Phycomycetes
b. Ascomycetes
c. Basidiomycetes
d. Deuteromycetes

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Deuteromycetes are known as ‘imperfect fungi’ because –
a. Only the sexual phases of these fungi are known.
b. Because they do not have true cell wall
c. Only the asexual or vegetative phases of these fungi are known.
d. They do not show typical fungal characteristics.

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On the discovery of sexual phase in a fungus the mycologist moved it from class ‘A’ to ascomycetes. Identify the class ‘A’?
a. Phycomycetes
b. Basidiomycetes
c. Ascomycetes
d. Deuteromycetes

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