Free Kingdom Fungi MCQs with Answers

252 Kingdom Fungi MCQs from Biology, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.

Fungi are mainly multicellular, non-photosynthetic organisms with chitinous cell walls that obtain nutrients by extracellular digestion and absorption. Coverage includes hyphae, mycelium, spores, yeast, moulds, mushrooms, decomposer and parasitic roles, and the differences between fungi, plants and bacteria.

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252 questions · page 9 of 13

  • A. Used to inhibit fungal growth
  • B. Provides flavour, aroma, and colour to some cheese
  • C. Source of natural dyes
  • D. All these

Explanation: The correct answer is All these because fungi have multiple economic benefits.

Correct answer: All these
  • A. They are eukaryotic.
  • B. All fungi possess a purely cellulosic cell wall.
  • C. They are heterotrophic.
  • D. They are both unicellular and multicellular.

Explanation: Cell wall in fungi is composed of chitin, a polysaccharide comprising NacetylD glucosamine (a derivative of glucose).

Correct answer: All fungi possess a purely cellulosic cell wall.
  • A. Haploid endosperm is typical feature of Gymnosperms.
  • B. Brown algae have chlorophyll a and c and fucoxanthin.
  • C. Archegonia are found in Bryophyta, Pteridophyta and Gymnosperms.
  • D. Mucor has biflagellate zoospores.

Explanation: Mucor is a member of Zygomycetes (the conjugation fungi) in which motile cells e.g. zoospores, planogametes, etc. are absent.

Correct answer: Mucor has biflagellate zoospores.
  • A. Mucor Reproduction by Conjugation Ascomycetes
  • B. Agaricus Parasitic fungus Basidiomycetes
  • C. Phytophthora Aseptate Basidiomycetes mycelium
  • D. Alternaria Sexual reproduction absent Deuteromycetes

Explanation: Alternaria is a Deuteromycetes member which are also known as fungi imperfecti.

Correct answer: Alternaria Sexual reproduction absent Deuteromycetes
  • A. Root pressureguttation
  • B. Pucciniasmut
  • C. Rootexarch protoxylem
  • D. Cassiaimbricate aestivation

Explanation: Rust is a group of parasitic fungi of the phylum Basidiomycota. Many of these species attack the leaves and stems of cereal crops.

Correct answer: Pucciniasmut
  • A. Black rust of wheat Puccinia graminis
  • B. Loose smut of wheat Ustilago nuda
  • C. Root knot of vegetables Meloidogyne sp.
  • D. Late blight of potato Alternaria solani

Explanation: Late blight of potato disease is caused by Phytophthora infestans. It is a phycomycetes fungus.

Correct answer: Late blight of potato Alternaria solani
  • A. an epiphytic relationship with the alga
  • B. a parasitic relationship with alga
  • C. a symbiotic relationship with alga.

Explanation: Lichens are peculiar dual organisms produced by the intimate association of two organisms: a fungus and an alga.

Correct answer: a symbiotic relationship with alga.
  • A. Karyogamy
  • B. Dikaryotization
  • C. Diploidization
  • D. Meiosis

Explanation: Answer is "Meiosis"Explanation: Both basidiospores and ascospores are haploid spores formed from diploid nucleus by reduction division or…

Correct answer: Meiosis
  • A. These are produced by the sexual process
  • B. These are produced by the asexual process
  • C. These are haploid
  • D. These are motile and flagellate

Explanation: Answer is "These are motile and flagellate"Explanation: Fungi produces non-motile spores which lack flagella.

Correct answer: These are motile and flagellate
  • A. Absorptive heterotrophic mode of nutrition
  • B. Occurrence of chitin
  • C. Capability of reproduction
  • D. Nuclear mitosis

Explanation: Answer is "Nuclear mitosis"Explanation: Nuclear mitosis is a unique feature of fungi as no other group of organisms carries out nuclear…

Correct answer: Nuclear mitosis
  • A. Plants
  • B. Animals
  • C. Protists
  • D. Rest of the eukaryotes

Explanation: Answer is "Rest of the eukaryotes"Explanation: With respect to nuclear mitosis and molecular data fungi resemble none of the other…

Correct answer: Rest of the eukaryotes
  • A. Mushrooms
  • B. Morels
  • C. Smuts
  • D. Truffles

Explanation: Answer is "Smuts"Explanation: Smuts are such fungi which are pathogenic to cereal crops particularly to wheat, barley, oat, maize etc.

Correct answer: Smuts
  • A. Blood stream
  • B. Nervous system
  • C. Organs other than lungs
  • D. Blood stream and then to other organs

Explanation: Answer is "Blood stream and then to other organs"Explanation: Because systemic fungus is difficult to be controlled and eradicated.

Correct answer: Blood stream and then to other organs
  • A. Aspergillus fumigatus
  • B. Aspergillus albicans
  • C. Aspergillus notatum
  • D. Penicillium notatum

Explanation: Answer is "Aspergillus fumigatus"Explanation: As the name indicates

Correct answer: Aspergillus fumigatus
  • A. Root rot in cotton
  • B. Scab in cotton
  • C. Brown rot in cotton
  • D. Ergot in cotton

Explanation: Answer is "Root rot in cotton"Explanation:

Correct answer: Root rot in cotton
  • A. Wheat, corn, rice
  • B. Peaches, Plums, Apricots
  • C. Sugarcane, Potato, Cotton
  • D. Cotton, Apple, Rye

Explanation: Answer is "Wheat, Corn, Rice"Explanation: These are obligate parasites of cereal crops i.e. members of family poaceae.

Correct answer: Wheat, corn, rice
  • A. Pink bread mold
  • B. Blue bread mold
  • C. Black bread mold
  • D. Pink bread mold called Neurospora

Explanation: Answer is "Pink bread mold called Neurospora"Explanation: Neurospora Crassa is a model organism because it is easy to grow and have…

Correct answer: Pink bread mold called Neurospora
  • A. Lovastatin
  • B. Cyclosporine
  • C. Ergotine
  • D. Griseofulvin

Explanation: Answer is "Ergotine"Explanation: It is also called ergotamine. It have structural similarity with neurotransmitters such as serotonin…

Correct answer: Ergotine
  • A. Saccharomyces cerevisiae
  • B. Neurospora
  • C. Penicillium notatum
  • D. Asperillus fumigatus

Explanation: Answer is "Saccharomyces cervisiae"Explanation: It is the scientific name of baker's or brewer's yeast which acts as fermenting agent in…

Correct answer: Saccharomyces cerevisiae
  • A. Rapid generation
  • B. Rapid increasing pool of genetic information
  • C. Rapidly increasing pool of biochemical information
  • D. Rapid generation and rapidly increasing pool of genetic and biochemical information

Explanation: Answer is "Rapid generation and rapidly increasing pool of genetic and biochemical information"Explanation: It has short generation time…

Correct answer: Rapid generation and rapidly increasing pool of genetic and biochemical information