MCQ Bank
Which plant structures are most associated with fungal symbiosis?
- A) Roots
- B) Flowers
- C) Leaves
- D) Stems
Which mode of reproduction is commonly seen in chytrids under favorable conditions?
- A) Binary fission
- B) Asexual reproduction via zoospores
- C) Sexual reproduction with different gametes
- D) Budding
What is the term for a relationship where both fungi and animals benefit?
- A) Parasitism
- B) Mutualism
- C) Predation
- D) Commensalism
What is the mutualistic association of fungi and algae called?
- A) Hyphae
- B) Rhizoid
- C) Lichen
- D) Mycorrhiza
Which of the following is a typical substrate for Rhizopus growth?
- A) Tree bark
- B) Bread, fruits, and moist vegetables
- C) Insects
- D) Dry rocks
What type of relationship does a parasitic fungus have with its host?
- A) Mutualistic
- B) Parasitic
- C) Symbiotic
- D) Commensal
How do parasitic fungi enter the human body most often?
- A) Through digestion
- B) Through wounds
- C) Through inhalation
- D) Through contact with infected animals
Which animals often rely on fungi to digest plant material?
- A) Amphibians
- B) Grazing animals like cows and sheep
- C) Predators
- D) Birds of prey
What is the percentage of fungal species known to be parasitic?
- A) 10%
- B) 90%
- C) 30%
- D) 50%
Glomeromycota are grouped under which fungal phylum?
- A) Chytridiomycota
- B) Zygomycota
- C) Glomeromycota
- D) Ascomycota
What role do fungi play in plant nutrition?
- A) They release inorganic nutrients through decomposition
- B) They feed on live roots
- C) They cause nutrient deficiency
- D) They absorb chlorophyll
What is the algal component of lichen called?
- A) Photobiont
- B) Mycelium
- C) Sporebiont
- D) Sporangium
What makes fungi effective decomposers in ecosystems?
- A) They store nitrogen
- B) They secrete enzymes to degrade lignin and cellulose
- C) They are autotrophs
- D) They photosynthesize
The hyphae of Rhizopus are described as:
- A) Aseptate and multinucleated
- B) Dikaryotic and septate
- C) Monokaryotic and branched
- D) Septate
The vegetative reproduction in Rhizopus occurs by:
- A) Spore formation
- B) Budding
- C) Conidia
- D) Hyphal fragmentation
Zygomycetes usually reproduce sexually by forming:
- A) Zygospores
- B) Ascospores
- C) Zoospores
- D) Basidiospores
Which chemical from fungi is used to lower cholesterol levels?
- A) Erythromycin
- B) Cyclosporin
- C) Statin
- D) Cephalosporin
What is the most unique feature of chytrid fungi among fungal phyla?
- A) Production of antibiotics
- B) Presence of hyphae
- C) Production of basidiospores
- D) Flagellated zoospores
Which fungal genus is commonly associated with allergic reactions in humans?
- A) Aspergillus
- B) Rhizopus
- C) Trichoderma
- D) Penicillium
The reproductive structure that houses zygospores is called:
- A) Ascocarp
- B) Basidium
- C) Conidiophore
- D) Zygosporangium