T4Tutorials .PK

Mycology (Microbial) — MCQs Biology

1. Mycology is the study of:

(A) Algae


(B) Bacteria


(C) Viruses


(D) Fungi




2. Fungi are:

(A) Eukaryotic organisms


(B) Prokaryotic organisms


(C) Acellular


(D) Photosynthetic




3. Fungal cell walls are made of:

(A) Peptidoglycan


(B) Cellulose


(C) Chitin


(D) Starch




4. Fungi obtain nutrition by:

(A) Chemosynthesis


(B) Photosynthesis


(C) Phagocytosis


(D) Absorptive heterotrophy




5. Fungi reproduce sexually and asexually through:

(A) Binary fission


(B) Spores


(C) Budding only


(D) Fragmentation only




6. Yeasts are:

(A) Bacteria


(B) Multicellular fungi


(C) Unicellular fungi


(D) Viruses




7. Molds are:

(A) Filamentous fungi


(B) Unicellular fungi only


(C) Bacteria


(D) Viruses




8. Fungal hyphae may be:

(A) Septate or coenocytic


(B) Only septate


(C) Only coenocytic


(D) Only unicellular




9. Fungi that cause disease in humans are called:

(A) Saprophytic fungi


(B) Pathogenic fungi


(C) Symbiotic fungi


(D) Photosynthetic fungi




10. Candida albicans causes:

(A) Athlete’s foot


(B) Ringworm


(C) Thrush and candidiasis


(D) Aspergillosis




11. Aspergillus species can cause:

(A) Aspergillosis


(B) Candidiasis


(C) Ringworm


(D) Malaria




12. Penicillium species are important for:

(A) Plant infection


(B) Food poisoning only


(C) Only soil decomposition


(D) Antibiotic production




13. Saccharomyces cerevisiae is used in:

(A) Antibiotic production


(B) Baking and alcohol fermentation


(C) Food poisoning


(D) Photosynthesis




14. Fungi reproduce asexually by:

(A) Fragmentation only


(B) Binary fission only


(C) Conidia, sporangiospores, or budding


(D) Gametes




15. Fungi reproduce sexually by:

(A) Zygospores, ascospores, basidiospores


(B) Budding only


(C) Binary fission only


(D) Conidia only




16. Fungi that form symbiotic relationships with algae are called:

(A) Pathogens


(B) Mycorrhizae


(C) Lichens


(D) Saprophytes




17. Fungi that associate with plant roots to aid nutrient absorption are:

(A) Mycorrhizal fungi


(B) Pathogenic fungi


(C) Lichens


(D) Algae




18. Chytridiomycota are:

(A) Filamentous fungi only


(B) Yeasts only


(C) Fungi with motile spores


(D) Bacteria




19. Zygomycota reproduce sexually by:

(A) Ascospores


(B) Zygospores


(C) Basidiospores


(D) Conidia




20. Ascomycota reproduce sexually by:

(A) Budding only


(B) Zygospores


(C) Basidiospores


(D) Ascospores




21. Basidiomycota reproduce sexually by:

(A) Budding


(B) Zygospores


(C) Ascospores


(D) Basidiospores




22. Fungi like Rhizopus belong to:

(A) Ascomycota


(B) Zygomycota


(C) Basidiomycota


(D) Chytridiomycota




23. Saccharomyces belongs to:

(A) Zygomycota


(B) Ascomycota


(C) Basidiomycota


(D) Chytridiomycota




24. Agaricus (mushrooms) belong to:

(A) Chytridiomycota


(B) Ascomycota


(C) Zygomycota


(D) Basidiomycota




25. Candida albicans is classified under:

(A) Basidiomycota


(B) Ascomycota


(C) Zygomycota


(D) Chytridiomycota




26. Opportunistic fungi cause disease when:

(A) Only in soil


(B) Host is healthy


(C) Host immunity is weakened


(D) Only in water




27. Dermatophytes cause:

(A) Respiratory infections only


(B) Skin infections like ringworm


(C) Blood infections only


(D) Gastrointestinal infections




28. Fungal toxins are called:

(A) Endotoxins


(B) Mycotoxins


(C) Exotoxins


(D) Neurotoxins




29. Aflatoxins are produced by:

(A) Rhizopus species


(B) Candida species


(C) Saccharomyces species


(D) Aspergillus species




30. Fungi are classified based on:

(A) Habitat only


(B) Size only


(C) Color only


(D) Reproductive structures




31. Fungi used in biotechnology include:

(A) Rhizopus only


(B) Candida only


(C) Aspergillus only


(D) Penicillium and Saccharomyces




32. Fungal infections in plants are called:

(A) Rusts, smuts, blights


(B) Bacterioses only


(C) Viral diseases only


(D) Nematode infections




33. Candida infections in humans are called:

(A) Athlete’s foot


(B) Aspergillosis


(C) Ringworm


(D) Candidiasis




34. Fungal spores are:

(A) Pigments only


(B) Only food storage


(C) Motile cells only


(D) Reproductive units




35. Hyphal networks in fungi are called:

(A) Mycelium


(B) Capsule


(C) Biofilm


(D) Colony




36. Fungi are important in:

(A) Photosynthesis only


(B) Decomposition and nutrient cycling


(C) Nitrogen fixation only


(D) Oxygen production only




37. Fungi in antibiotics production include:

(A) Aspergillus only


(B) Candida only


(C) Rhizopus only


(D) Penicillium and Cephalosporium




38. Fungi in food industry include:

(A) Penicillium only


(B) Candida only


(C) Rhizopus only


(D) Saccharomyces and Aspergillus




39. Dimorphic fungi can:

(A) Exist only as yeast


(B) Exist as yeast or mold depending on conditions


(C) Exist only as mold


(D) Exist only in soil




40. Fungal biofilms are:

(A) Only viruses


(B) Free-floating fungi only


(C) Only bacteria


(D) Communities of fungal cells attached to surfaces




41. Opportunistic fungal pathogen in AIDS patients:

(A) Rhizopus only


(B) Aspergillus only


(C) Penicillium only


(D) Candida albicans




42. Histoplasma capsulatum causes:

(A) Candidiasis


(B) Aspergillosis


(C) Histoplasmosis


(D) Ringworm




43. Fungal infections of nails are called:

(A) Candidiasis


(B) Tinea capitis


(C) Onychomycosis


(D) Aspergillosis




44. Fungal infections of scalp hair are called:

(A) Tinea pedis


(B) Tinea capitis


(C) Candidiasis


(D) Aspergillosis




45. Fungal infections of feet are called:

(A) Aspergillosis


(B) Tinea capitis


(C) Onychomycosis


(D) Tinea pedis




46. Fungal infections in lungs include:

(A) Aspergillosis and histoplasmosis


(B) Ringworm only


(C) Candidiasis only


(D) Athlete’s foot only




47. Fungi used in biotechnology include:

(A) Saccharomyces and Penicillium


(B) Candida only


(C) Rhizopus only


(D) Aspergillus only




48. Fungal enzymes are used in:

(A) Only dyes


(B) Only antibiotics


(C) Food, beverages, and detergents


(D) Only textiles




49. Fungi play a role in:

(A) Soil erosion only


(B) Photosynthesis only


(C) Nitrogen fixation only


(D) Bioremediation




50. Mycology is important for:

(A) Only food preservation


(B) Only soil health


(C) Medicine, industry, agriculture, and environment


(D) Only plant growth




Exit mobile version