NEET Biology Biological Classification And System Of Classification / जैविक वर्गीकरण और वर्गीकरण की प्रणाली Question Bank

done Mucor and Rhizopus Total Questions - 39

• question_answer1)
  Mucor is a
  A)
             Parasitic fungus done clear
  B)
             Saprophytic fungus done clear
  C)
             Facultative saprophytic fungus done clear
  D)
             None of the above done clear
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• question_answer2)
  Coenogametes are formed in                                      [CPMT 1999]
  A)
             Albugo                                      done clear
  B)
             Saccharomyces done clear
  C)
           Rhizopus                                   done clear
  D)
             Alternaria done clear
  View Solution play_arrow

• question_answer3)
  Under favourable conditions Mucor reproduces
  A)
           Asexually                                  done clear
  B)
             Sexually done clear
  C)
             Parasexually                             done clear
  D)
             None of the above done clear
  View Solution play_arrow

• question_answer4)
  Warm and humid condition is most favourable for the growth of
  A)
             Mucor                                        done clear
  B)
             Moss done clear
  C)
             Selaginella                                done clear
  D)
             Pinus done clear
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• question_answer5)
  In Mucor, asexual reproduction takes place by  [MP PMT 1993]
  A)
             Motile zoospores                      done clear
  B)
             Spores done clear
  C)
             Zoogametes                              done clear
  D)
             Zygospores done clear
  View Solution play_arrow

• question_answer6)
  Which one of the following life cycle is associated with Mucor                                        [MP PMT 1994]
  A)
             Haplontic                                  done clear
  B)
             Diplontic done clear
  C)
             Isomorphic                                done clear
  D)
             Heteromorphic done clear
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• question_answer7)
  Zygospores are formed in  [MP PMT 1995; AFMC 2002; Orissa JEE 2005]
  A)
             Puccinia                                     done clear
  B)
             Penicillium done clear
  C)
             Alternaria                                  done clear
  D)
             Mucor / Rhizopus done clear
  View Solution play_arrow

• question_answer8)
  Common bread mould is                                        [MP PMT 1996]
  A)
             Yeast                                          done clear
  B)
           Rhizopus done clear
  C)
             Bacteria                                     done clear
  D)
             Virus done clear
  View Solution play_arrow

• question_answer9)
  Which of the following types of heterothallism is found in Mucor
  A)
             Morphological heterothallism done clear
  B)
             Physiological 2?allele heterothallism done clear
  C)
             Physiological bipolar mutiple allele heterothallism done clear
  D)
             Physiological tetrapolar multiple allele heterothallism done clear
  View Solution play_arrow

• question_answer10)
  Which of the following induces sexual reproduction in Mucor/ Rhizopus
  A)
             Indole acetic acid                      done clear
  B)
             Trisporic acid done clear
  C)
             Gibberellic acid                        done clear
  D)
             Citric acid done clear
  View Solution play_arrow

• question_answer11)
  According to recent classification system, Mucor is classified under
  A)
             Plant kingdom done clear
  B)
             Animal kingdom done clear
  C)
             Both plant and animal kingdom done clear
  D)
             A separate kingdom done clear
  View Solution play_arrow

• question_answer12)
  Multinucleated filament of rihzophus is   [RPMT 1997; BCECE 2005]
  A)
             Coenocytic                                done clear
  B)
             Conidia done clear
  C)
             Heterothallus                            done clear
  D)
             Homothallus done clear
  View Solution play_arrow

• question_answer13)
  Mucor shows                                                            [MP PMT 2002]
  A)
             Isogamy                                     done clear
  B)
             Anisogamy done clear
  C)
             Oogamy                                    done clear
  D)
             None of the above done clear
  View Solution play_arrow

• question_answer14)
  Sporangiospores of Mucor are              [MP PMT 2002]
  A)
             Haploid                                     done clear
  B)
             Diploid done clear
  C)
             Triploid                                     done clear
  D)
             Polyploid done clear
  View Solution play_arrow

• question_answer15)
  Mucor is classified under
  A)
           Chytridiomycetes                     done clear
  B)
           Zygomycetes done clear
  C)
             Ascomycetes                             done clear
  D)
             Deuteromycetes done clear
  View Solution play_arrow

• question_answer16)
  The zygospore in Rhizopus develops into   [J & K CET 2002]
  A)
           Zygospore                                 done clear
  B)
           Promycelium done clear
  C)
             Progametangium                      done clear
  D)
             Gametangium done clear
  View Solution play_arrow

• question_answer17)
  In Mucor and Rhizopus there occurs a phenomenon known as heterothallism which means
  A)
           Fusion of two gametes from two thalli of opposite strains done clear
  B)
             Fusion of two gametes from thalli of similar stain done clear
  C)
             Formation of a zygospore partheno-genetically done clear
  D)
             Torula stage done clear
  View Solution play_arrow

• question_answer18)
  Which of the following plant and its mode of nutrition is not correctly matched                                           [AIEEE 2003]
  A)
             Cuscuta                       -       Stem parasite done clear
  B)
             Mucor                          -       Autotroph done clear
  C)
             Orobanche                 -       Root parasite done clear
  D)
             Drosera                       -       Insectivorous done clear
  View Solution play_arrow

• question_answer19)
  Which one of the following fungus shows heterothallism  [BHU 1999; MHCET 2001]
  A)
             Erisyphe                                    done clear
  B)
             Peziza done clear
  C)
           Rhizopus                                   done clear
  D)
             Peronospora done clear
  View Solution play_arrow

• question_answer20)
  Common bread mould is                                   [CBSE PMT 2001]
  A)
             Rhizopus oryzae                      done clear
  B)
             Rhizobium species done clear
  C)
             Rhizopus nedosus                   done clear
  D)
             Rhizopus stolonifer done clear
  View Solution play_arrow

• question_answer21)
  The negatively geotrophic and unbranched hyphae in Rhizopus are known as
  A)
             Zygospore                                 done clear
  B)
             Stoloniferous done clear
  C)
           Sporangiophores                     done clear
  D)
             Rhizoidal hyphae done clear
  View Solution play_arrow

• question_answer22)
  In Rhizopus, sexual fusion takes place between  [CPMT 1985]
  A)
           Two gametangia                      done clear
  B)
             Two gametes done clear
  C)
             Two hyphae                             done clear
  D)
             Two sporangia done clear
  View Solution play_arrow

• question_answer23)
  Mode of nutrition in Rhizopus is       [AFMC 1993; CPMT 1991]
  A)
           Parasitic                                     done clear
  B)
             Symbiotic done clear
  C)
           Saprophytic                              done clear
  D)
             Autotrophic done clear
  View Solution play_arrow

• question_answer24)
  Rhizopus belongs to                                                    [CPMT 1991]
  A)
           Zygomycetes                             done clear
  B)
             Basidiomycetes done clear
  C)
             Ascomycetes                             done clear
  D)
             Deuteromycetes done clear
  View Solution play_arrow

• question_answer25)
  Food stored in Rhizopus / Mucor as [RPMT 1985, 87, 96, 2000; MP PMT 1987; CBSE PMT 1992]
  A)
           Protein and steriods                 done clear
  B)
             Sugar and oil done clear
  C)
             Protein and starch                    done clear
  D)
           Glycogen and oil done clear
  View Solution play_arrow

• question_answer26)
  Rhizopus reproduces asexually through [AMU 1999]
  A)
             Sporangiospores                      done clear
  B)
             Aplanospores done clear
  C)
             Chlamydospores                      done clear
  D)
             All of these done clear
  View Solution play_arrow

• question_answer27)
  Mycelium of Mucor/ Rhizopus is               [MP PMT 2000]
  A)
           Aseptate and unicellular          done clear
  B)
             Septate and unicellular            done clear
  C)
             Septate and multicellular         done clear
  D)
           Coenocytic done clear
  View Solution play_arrow

• question_answer28)
  The wall of Rhizopus hypha is composed of        [MP PMT 2001]
  A)
           Cellulose                                   done clear
  B)
           Chitin done clear
  C)
             Pectin                                         done clear
  D)
             Hemicellulose done clear
  View Solution play_arrow

• question_answer29)
  Yeast like budding of oidia in Mucor/ Rhizopus is called  [MP PMT 2001]
  A)
           Palmella                                    done clear
  B)
             Chantransia done clear
  C)
           Torula                                        done clear
  D)
             Gongrosira done clear
  View Solution play_arrow

• question_answer30)
  Thick  walled asexual spores formed by Rhizopus are
  A)
           Aplanospores                           done clear
  B)
             Akinetes done clear
  C)
             Plasmospores                           done clear
  D)
           Chlamydospores done clear
  View Solution play_arrow

• question_answer31)
  In Rhizopus we find white cottony mycelium which shows black spots during asexual reproduction. These spots are
  A)
           Zoospores                                 done clear
  B)
             Parthenospore done clear
  C)
             Oospores                                  done clear
  D)
           Mitospores done clear
  View Solution play_arrow

• question_answer32)
  The disease caused by Mucor in human being
  A)
           Torulosis                                   done clear
  B)
           Mucormycosis done clear
  C)
             Moniliasis                                  done clear
  D)
             None of these done clear
  View Solution play_arrow

• question_answer33)
  The disease caused by Rhizopus sp.
  A)
           Early blight of potato               done clear
  B)
             Damping of seedlings done clear
  C)
           Soft rot in sweet potato          done clear
  D)
             Blast disease in rice done clear
  View Solution play_arrow

• question_answer34)
  In Rhizopus if conjugation fails, gametangia behave as zygospore. It is called as                         [AIIMS 2000]
  A)
           Conidia                                     done clear
  B)
           Parthenospore done clear
  C)
             Gametangia                              done clear
  D)
             Sporangiospore done clear
  View Solution play_arrow

• question_answer35)
  The reduction division in the life cycle of Rhizopus occurs [CPMT 1990]
  A)
           At the time of germination of zygospores done clear
  B)
             During the formation of germ sporangium done clear
  C)
             During asexual reproduction done clear
  D)
             During the formation of gametangium done clear
  View Solution play_arrow

• question_answer36)
  Species of Rhizopus                                  
  A)
           Homothallic done clear
  B)
             Heterothallic done clear
  C)
             Mostly homothallic rarely heterothallic done clear
  D)
           Mostly heterothallic rarely homothallic done clear
  View Solution play_arrow

• question_answer37)
  The sexual reproduction is initiated in Rhizopus by
  A)
           Telomorphic reaction              done clear
  B)
             Zygotropic reaction done clear
  C)
             Both (a) and (b)                       done clear
  D)
             Thigmotropic reaction done clear
  View Solution play_arrow

• question_answer38)
  In Rhizopus, hyphae are                                              [RPMT 2002]
  A)
           Branched, septate and uninucleate done clear
  B)
           Branched, aseptate and multinucleate done clear
  C)
             Unbranched, aseptate and multinucleate done clear
  D)
             Unbranched, septate and coenocytic done clear
  View Solution play_arrow

• question_answer39)
  Columella is a specialized structure found in the sporangium of [CBSE PMT 1999; BHU 1999; CPMT 2004]
  A)
             Ulothrix                                     done clear
  B)
             Rhizopus done clear
  C)
             Spirogyra                                  done clear
  D)
             None of these done clear
  View Solution play_arrow