Intro to Mycology

Question 1

Fungi are saprophytic T/F

Answer 1

T

Question 2

Fungi are heterotrophic prokaryotes T/F

Answer 2

F
Heterotrophic eukaryotes

Question 3

The fungal membrane contains

Answer 3

Ergosterol rather than cholesterol

Question 4

Ergosterol is the site of action of

Answer 4

1. Anti fungal drugs
2. Amphotericin B
3. Azole group

Question 5

The fungal cell wall consists primarily of

Answer 5

Chitin(as well as Beta glucan, a long polymer of D-glucose)

Question 6

List all the components of the fungal cell wall

Answer 6

1. Mannoproteins
2. Glucans
3. Chitin
4. Cell membrane
5. Membrane proteins

Question 7

Pick the right answer
1. All fungi are obligate aerobes
2. Most fungi are facultative anaerobes
3. No fungi are obligate anaerobes

Answer 7

Most fungi are obligate aerobes, Some are facultative anaerobes, none are obligate anaerobes

Question 8

All fungi are chemoheterotrophs T/F

Answer 8

T

Question 9

No fungi are parasitic T/F

Answer 9

F. Some fungi are parasitic

Question 10

The natural habitat of most fungi is the soil or dead matter with the exception of

Answer 10

Candida Albicans
part of the human flora

Question 11

Fungi are morphologically classified into

Answer 11

Filamentous fungi(mold-like)
Yeast-like fungi

Question 12

Examples of yeast like fungi

Answer 12

Saccharomyces cerevisiae

Question 13

Examples of filamentous fungi

Answer 13

Mucor
Rhizopus

Question 14

Yeast is to Bud as Mold is to

Answer 14

Hypha

Question 15

The mass of a mold is called

Answer 15

Mycelium

Question 16

Yeasts sexiest as connected spheroid cells T/F

Answer 16

F
Single, uncomnected

Question 17

Yeasts reproduce by formation of buds known as

Answer 17

Blastospores

Question 18

Examples of Dimorphic fungi

Answer 18

Histoplasma capsulatum
Blastomyces

Question 19

Dimorphic fungi are yeast in the human body and molds in the environment T/F

Answer 19

T

Question 20

Fungi reproduce by

Answer 20

Sporulation (sexually or asexually)

Question 21

In Asexual sporulation, the fungi passes through via which phases

Answer 21

1. Conidiophore
2. Vesicle
3. Sterigmata
4. Conidia

Question 22

Stages of sexual sporulation

Answer 22

Nuclear fusion
Meiosis

Ascus to form ascospores

Question 23

The color of a typical fungal colony seen on a culture plate is caused by

Answer 23

Conidia

Question 24

Conidia are

Answer 24

Fungal asexual spores

Question 25

Some important conidia include

Answer 25

Arthrospores Sporangiospores Blastospores Chlamydospores

Question 26

Which conidia arise by fragmentation of the ends of hyphae

Answer 26

Arthrospores

Question 27

Arthrospores are the mode of transmission of

Answer 27

Coccidioides immitis

Question 28

Which conidia are thick walled, rounded and resistant

Answer 28

Chlamydospores

Question 29

Blastospores are formed by what process

Answer 29

Budding

Question 30

C. Albicans form buds that do not detach, producing sausage like chains called

Answer 30

Pseudohyphae

Question 31

Sporangiospores are formed within

Answer 31

A sac (sporangium) on a stalk by molds

Question 32

Examples of sporangiospores

Answer 32

Molds such as Rhizopus and Mucor

Question 33

Fungi that undergo sexual sporulation

Answer 33

Zygospores Ascospores Basidiospores

Question 34

Ascospores are formed in a sac called

Answer 34

Ascus

Question 35

Zygospores are single, large, thin walled spores

Answer 35

F. Thick walled

Question 36

Basidiospores are formed where

Answer 36

Tip of pedestal called a *Basidium*

Question 37

Fungi that do not form sexual spores are classified as

Answer 37

Fungi imperfecti

Question 38

Fungi are frequently cultured in

Answer 38

Sabouraud’s agar

Question 39

What chemicals are added to inhibit bacterial growth in fungal culture

Answer 39

Chloramphenicol Cycloheximide

Question 40

Yeasts are fungi that reproduce by

Answer 40

Budding

Question 41

When do yeasts produce ascospores

Answer 41

Starvation conditions

Question 42

Cutaneous mycoses are also called

Answer 42

Dermatophytes

Question 43

Mycoses are classified into

Answer 43

Cutaneous Subcutaneous Systemic Opportunistic

Question 44

Dermatophytes are divided into

Answer 44

Trichophyton Epidermophyton Microsporum

Question 45

Subcutaneous mycoses examples are

Answer 45

Sporotrichosis Chromomycosis

Question 46

In Which fungal infection may fungi systemically affect the immune competent or immunocompromised

Answer 46

Systemic mycoses

Question 47

Examples of systemic mycoses

Answer 47

Coccidoidomycosis Histoplasmosis Blastomycosis the system of *BCH*😂

Question 48

Examples of opportunistic mycoses

Answer 48

Candidiasis Cryptococcosis