Microbiology MCQs (Quiz 17) Posted on June 10, 2026Author agropublishers 0 1. The bacterial chromosome is usually _____________ Linear and single Circular and multiple Linear and multiple Circular and single 2. Sexual spores of Ascomycota are called ______________ Conidia Basidiospores Zygospores Ascospores 3. ___________________ is the scientist credited with discovering viruses Louis Pasteur Alexander Fleming Dmitri Ivanovsky Robert Koch 4. ___________________ act as storage vessel for reserve materials in bacterial cells Cell wall Flagellum Inclusion body Capsule 5. _______________ are the horizontal hyphae connecting fungal colonies Basidia Stolons Conidiophores Sporangia 6. Bacteriophages are ___________ Viruses that infect fungi Bacteria that infect viruses Viruses that infect bacteria Bacteria that infect fungi 7. _____________ is a club-shaped structure that produces basidiospores Conidiophore Basidium Ascus Sporangium 8. The term “virus” was popularized by ___________ Robert Koch Joseph Lister Martinus Beijerinck Alexander Fleming 9. Amoebae move using ________________ Pseudopodia Flagella Cilia Undulating membrane 10. ____________ is the active, feeding, and multiplying stage of a protozoan Spore Capsule Virion Trophozoite Loading … Question 1 of 10