Basic Mycology

Question 1

fungus that grows naturally in soils throughout the world

Answer 1

Beauveria bassiana

Question 2

acts as a parasite on various arthropod species, causing white muscardine disease; it thus belongs to the entomopathogenic fungi.

Answer 2

Beauveria bassiana

Question 3

Non-selective isolation medium used for the growth and maintenance of pathogenic and non-pathogenic fungi from clinical and nonclinical specimens

Answer 3

Sabouraud Dextrose Agar

Question 4

Who invented SDA?

Answer 4

Raymond Saboraud

Question 5

2 types of microscopic fungi

Answer 5

yeast and mold

Question 6

Round oval shape with a unique mode of asexual reproduction

Answer 6

Yeast

Question 7

Long thread like cell (Multicellular)

Answer 7

Hyphae

Question 8

How do fungi obtain nutrients

Answer 8

They get nutrients on substrate from an organism by the use of enzyme to break it down then absorbs it

Question 9

The woven, intertwining mass of hyphae that makes up the body or colony of a mold

Answer 9

Mycelium

Question 10

divide the hyphae in to segments

Answer 10

Septa (Septate)

Question 11

one long, continuous cell with no segment

Answer 11

Aseptate / nonseptate

Question 12

visible mass of growth on the substrate surface; penetrates the substrate to digest and absorb nutrients

Answer 12

Vegetative hyphae

Question 13

from vegetative hyphae; responsible for the production of spores

Answer 13

Reproductive hyphae

Question 14

Primary reproduction of fungi?

Answer 14

Production of spores

Question 15

NOTE: Function of spores:

• Multiplication
• SUrvival
• Production of genetic variation
• Dissemination

Question 16

This type of fungi usually multiply asexually by budding

Answer 16

Yeast

Question 17

Basis of identification for fungi when it comes to both sexual and asexual reproduction

Answer 17

Spore formation

Question 18

Spores are formed by aerial hyphae.

T or F

Answer 18

T

Question 19

Sexual spore 3 phases:

Answer 19

Plasmogamy (Sperm and Egg cell meet)
Karyogamy (Diploid formation)
Meiosis (Haploid formation)

Question 20

Haploid nucleus of a donor cell penetrates the cytoplasm of recipient cell

Answer 20

Plasmogamy

Question 21

This phase of sexual spores where nuclei fusion happens which turns into diploid nucleus

Answer 21

Karyogamy

Question 22

This phase of sexual spores where Haploid forms

Answer 22

Meiosis

Question 23

A type of asexual spore where formed by successive cleavages within the sporangium

Answer 23

Sporangiospores

Question 24

A type of asexual spore that is a free spore that can develop either by pinching off the tip of fertile hypha or by segmentation of vegetative hypha

Answer 24

Conidiospore

Question 25

spore formed in a sac-like cell known as an ascus, the shape of which aids in identification of the fungus. Often eight (8) spores formed

Answer 25

Ascospores

Question 26

sexual spore (union of two nuclei) produced on a specialized club-shaped structure, called a basidium.

Answer 26

Basidiospore

Question 27

a thick-walled spore formed during sexual reproduction in the Phycomycetes

Answer 27

Zygospore

Question 28

What do you call a conidia that is multicellular

Answer 28

Macroconidia

Question 29

What do you call a conidia that is Unicellular

Answer 29

microconidia

Question 30

special type of asexual spore formed by disarticulation of the mycelium.

Answer 30

Arthroconidium

Question 31

sexual spore formed from a budding process along the mycelium or from another blastospore.

Answer 31

Blastoconidia/blastospore

Question 32

thick-walled resistant asexual spore formed by direct differentiation of the mycelium

Answer 32

Chlamydospore (Clam has a thick shell)

Question 33

an asexual spore contained in a sporangium at the end of a sporangoiphore of the taxonomic class Phycomycetes Zygomycetes

Answer 33

Sporangiospore

Question 34

asexual spore produced on a thallus (hypha)

Answer 34

Thallospore

Question 35

Human infection by pathogenic fungi usually occurs through accidental contact T or F

Answer 35

T

Question 36

Mycoses vary in the way the agent enters the body and the degree of tissue involvement T or F

Answer 36

T

Question 37

Nearly all fungi are free-living and don’t need a host T or F

Answer 37

T

Question 38

Superficial infection fungi

Answer 38

M. furfur Exphiala werneckii Trichosporo beigelii Piedraia hortae

Question 39

Subcutaneous infection fungi

Answer 39

Chromoblastomycosis mycetoma Sporotrichosis Phaeohyphomyosis

Question 40

Fungies are involed in Allergies Poisoning Agricultural damage T or F

Answer 40

F

Question 41

Fungi can decompose organic matter and returning essential minerals to the soil T or F

Answer 41

T

Question 42

Mycorrhizae increase the ability of plant roots to absorb water and nutrients T or F

Answer 42

T

Question 43

A fungi with thin-walled, infrequently septate, multi-nucleate coenocytic hyphae

Answer 43

Zygomycetes

Question 44

In zygomycetes, Cells are separated by solid cross walls with no pores and there is no flow of cytoplasmic material between cells. T or F

Answer 44

T

Question 45

Most common conidial moulds

Answer 45

Ascomycetes

Question 46

Aspergillus a. ascomycetes b. basdiomycetes c. zygomycetes d. Oomycetes

Answer 46

a

Question 47

Fusarium a. ascomycetes b. basdiomycetes c. zygomycetes d. Oomycetes

Answer 47

a

Question 48

Scedosporium a. ascomycetes b. basdiomycetes c. zygomycetes d. Oomycetes

Answer 48

a

Question 49

Fungi with septate hyphae with simple pores where cytoplasmic and nuclear migration is not inhibited.

Answer 49

Ascomycetes

Question 50

block the pore if a hyphal compartment gets damaged

Answer 50

Woroin bodies

Question 51

Fungi with septate hyphae with complex septal pores called dolipores,which allow cytoplasmic but not nuclear migration. Bascially septate with no pores for nucleus

Answer 51

Basidiomycetes

Question 52

Hyphae are dikaryoti in Ascomycetes? T or F

Answer 52

F Basidiomycetes

Question 53

hyphal clamp connections a. ascomycetes b. basdiomycetes c. zygomycetes d. Oomycetes

Answer 53

b

Question 54

string of elongated blastoconidia formed by some yeasts that resemble a hypha-like filament.

Answer 54

Pseudophyphae

Question 55

budding yeast cells elongating to form a filament, each segment or compartment is just a single yeast cell.

Answer 55

Pseudohyphae

Question 56

Example of fungi with pseudohyphae?

Answer 56

Candida albicans

Question 57

Asexual reproduction occurs by meiosis only T or F

Answer 57

F Mitosis