Cell wall of bacteria is composed of
Options
(a) complex lipids (b) lipids (c) mucopeptide complex (d) lipoprotein
Correct Answer:
mucopeptide complex
Explanation:
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Columella is a specialized sterile structure found in the sporangium of
Options
(a) Spirogyra (b) Rhizopus (c) Ulothrix (d) None of these
Correct Answer:
Rhizopus
Explanation:
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Viroids differ from viruses in having
Options
(a) naked DNA packaged with viral genome (b) naked DNA molecules (c) satellite RNA packed with viral genome (d) naked RNA molecules only
Correct Answer:
naked RNA […]
Reproduction can occur within members of a
Options
(a) species (b) genus (c) order (d) family
Correct Answer:
species
Explanation:
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Rhizopus produces asexually by means of
Options
(a) zoospore (b) zygospore (c) aplanospore (d) sporangiophore
Correct Answer:
sporangiophore
Explanation:
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Sexual reproduction in which DNA of bacteria is transferred to another by the help of bacteriophage is
Options
(a) transformation (b) transduction (c) transcription (d) conjugation
Correct Answer:
transduction
Explanation:
No explanation available. […]
Virus multiplies in
Options
(a) soil (b) dead tissue (c) living tissue (d) culture medium
Correct Answer:
living tissue
Explanation:
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Symbiotic nitrogen fixation in root nodules of some leguminous plants is caused by
Options
(a) Rhizobium (b) Azotobacter (c) Nitrobacter (d) Nitrosomonas
Correct Answer:
Rhizobium
Explanation:
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The algal component of foliose lichen is termed as
Options
(a) phycosymbiont (b) phycobiont (c) mycobiont (d) ascolichen
Correct Answer:
phycobiont
Explanation:
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Which disease is caused by virus
Options
(a) polio (b) leprosy (c) TB (d) malaria
Correct Answer:
polio
Explanation:
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