NOUN TMA Questions & Answers: BIO311 - Mycology

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NOUN TMA Questions & Answers: BIO311 - Mycology

Postby Richtubor » Tue Jun 11, 2019 4:47 am

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Q1 In what year was penicillin discovered?

1929

Q2 Who is the discoverer of penicillin?

Alexander Fleming

Q3 Of the antibiotics listed in 77 above, which was isolated from Streptomyces venezuelae?

Chloramphen icol

Q4 The antibiotic isolated from Streptomyces griseus is

Streptomycin

Q5 Light beer is produced

When unmalted grains a re used

Q6 How is barley saccharified?

Barley is dampened, allowed germinate, and is then dried and stored for subsequent

Q7 How is wine spoilage prevented?

By additing sulphur dio xide

Q8 Red wine are produced

By fermentation of red g rapes with skin

Q9 The following are sequences of production of wine

The grapes are harvested, they are crushed to produce a raw juice or must
The mixed yeast flora on the grapes serves as the inoculums for the ferme ntation that convert the must into wine
The MUST is first treated with sulphur dioxide (SO2) to eliminate the natural yeast flora
***All of the above

Q10 What is a fruiting body?

Subterranean mycelium tha t grows outward to differentiate in pileus which houses

Q11 How is malt formed?

Grains are allowed to ge rminate to form amylase, then dried and
Grains are allowed to germinate to form amylase, then dried and
Grains are allowed to germinate to form amylase, then dried and
***All of the above

Q12 Define Saccharification

Fermentation process by y east to hydrolyzing the starch into maltose and glucose

Q13 What is leaving of bread?

The entrapment of Crarbon Dio xe produced during fermentation to cause the dough to rise

Q14 Which of these is a nutritive use of fungi

Use of fungi as a single cell protein a s a supplement for animal feed

Q15 What is the primary role of the fungus in wine production?

Is the fermentation that converts the MUST into wine

Q16 Which fungus is a primary resource for wine production?

Saccha romyces cerevisiae

Q17 Which of the aspergillosis infection has poor prognosis?

Invasive aspergillosis

Q18 Treatments of allergic forms of aspergillosis include

Use of corticosteroids

Q19 What is Zygomycosis?

A relatively rare, opportu nistic infection caused by saprophytic moulds of the species of Rhizopus, Mucor and Absidia.

Q20 Which of these best describe Allergic aspergillosis?

Breathlessness, fever and malaise appear some hours af ter exposure, and repeated




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Richtubor
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Re: NOUN TMA Questions & Answers: BIO311 - Mycology

Postby Richtubor » Tue Jun 11, 2019 4:49 am

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Q21 Which of these is a presentation of Aspergillos infection

Allergic aspergillosis
Invasive Aspergillosi s
Aspergilloma
***All of the abo ve

Q22 The major drugs of choice for the treatment of systemic mycoses are

ketoconazole and Itraconazole

Q23 What is the skin disease cause by this fungus?

Blastomycosis

Q24 A dimorphic fungus which grows as a mould with a septate mycelium on culture, but as a

Blastomyces dermatitidis

Q25 The disease is acquired by inhaling arthrospores usually contained in dust best describes

Coccidiomycosis

Q26 Opportunistic mycoses include systemic

Candidiasis
Aspergillosi s
Zygomycosis
***All of the abo ve

Q27 Systemic mycoses or deep-seated fungal infection include

Coccidiomycosis
Blastomycosis
Histoplasmosis
***All of the above

Q28 Which of these fungal infections is not associated with soil habitat?

Mycetoma
Tinea nigra
Chromomy cosis
***None of the abov e

Q29 Subcutaneous mycoses include the following except

Aspergilosis

Q30 Sporotrichosis is best described as

Granulomatous infection of the skin a nd subcutaneous tissues
Which may remain localized or show lymphatic spread.
The yeast phase is formed in the tissue
***All of the above

Q31 How is Ringworm infection controlled?

Improved living con ditions and standard of hygiene.

Q32 How is Ring worm distributed?

Contact

Q33 What is superficial mycoses

Dermatomycoses

Q34 Plasmogamy is achieved by

Gamete copulation
Gamete-gametangi al copulation
Gametangial copulation
***All of the above

Q35 The differentiated sexual male gamete of fungi is called

Antheridium

Q36 The major sexual reproduction in fungi is by

Plasmogamy

Q37 What are Blastospores?

Spores formed by budding

Q38 Which of these best describe Sporangiospore?

Single celled spore
Formed in a sporan gium
Motility by flagellum
***All of the above

Q39 Which of these is not an asexual reproduction of Fungi?

Positive male and negative female strain fuse to form zygote

Q40 A recent discovery on Basidiomycetes is

Causes Crypto coccosis



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Richtubor
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Re: NOUN TMA Questions & Answers: BIO311 - Mycology

Postby Richtubor » Tue Jun 11, 2019 4:51 am

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Q41 Basidiomycetes are

Mushrooms

Q42 The common name of Saccharomycetes is

Yeast

Q43 Asexual reproduction in Saccharomyces is achieved by

Budding

Q44 The Saccharomyces are mostly used in the industries

Fermentation and baking

Q45 How many species of Saccharomyces are recorded?

50

Q46 A common example of Zygomycetes is

Mucor

Q47 In Zygomycetes the positively and negatively terms ae used because

Lack of morphological di fferentiation between males and female strains

Q48 Some species of Oomycetes are not important in agriculture

ABSOLUTEL Y FALSE

Q49 Some species of Oomycetes are important in fisheries industry

VERY TRUE

Q50 Two modes of live are associated with the Oomycetes include

Saprophytic and Parasi tic

Q51 The characteristic habitat where OOmycetes is found is

Aquatic

Q52 The feature that characterizes the Oomycetes is

Biflagellate flagellum

Q53 Which of these sequence best describes Somatogamy

The gametes pass from the rhizoid form to form a zygote which forms a spore that later germinate and later release spores .

Q54 When the body of the gamentagial of two gametes fuse to form a zygote it is refered to as

Somatogamy

Q55 Planogametic copulation can best be defined as

When two swimming gametes conjugate and form a zygote

Q56 Which of the following is out of the sequence of asexual reproduction of Chytrids fungi?

The zoospores thus liberated would swim for a little while

Q57 Which of the following is not a mode of reproductive of Chytrids fungi?

Pairing

Q58 Which of these separates the sporogenous section from the rest of the thallus?

Septum

Q59 How is the mycelium in the primitive chytrids structured?

Not well defined

Q60 What are the functions of the holocarpic somatic structures of primitive Chytrids?

For vegetative and re productive function




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Richtubor
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Re: NOUN TMA Questions & Answers: BIO311 - Mycology

Postby Richtubor » Tue Jun 11, 2019 4:52 am

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Q61 Deuteromycotina are called

Fungi imperfecti

Q62 In the primitive classification, the vegetative mycelium of higher fungiis usually:

septate

Q63 Aphylophrales and Agaricales are two (2) orders belonging to

Basidiomycotina

Q64 Which is an edible fungus?

Agaric us

Q65 The mycelium in higher fungi becomes differentiated into

Fruiting bodies

Q66 Myxomycetes are the

True slime moulds

Q67 Fungi depends on algae for

organic carbon

Q68 Fungi are always

heterotrophic

Q69 Fungi occurring on wood are :

Epigean

Q70 Penicillin was extracted by:

Flemming

Q71 The classification of fungi is based mainly on :

both the mycelial structure an d sexual stages

Q72 Biological specialization is a term used for fungus which:

shows host specialization

Q73 The coprophilic fungi inhabit

food articles

Q74 Which of the following structures would not be associated with fingi?

Chloroplast

Q75 Which of the following is true about fungi?

Can either be unicellu lar or have hyphae

Q76 Fungal spores are used for

Reproducti on

Q77 When hyphae are divided into a number of clamp connections, the fungi belongs to the--------

Basidiomycete s

Q78 Motile spores are termed ---------

Zoosporic

Q79 In fungal taxonomy, mycotina is the ending for which of the following taxa?

Divisions

Q80 Which of the following is not a character used in fungal classification?

Colour



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