NAME__________________Botany 358 Lecture Examination Fall, 1994
1. The following diseases should be matched with a phrase. Place the number of the disease in the space provided to the left of the phrase with which it can best be matched.
A. Coccidiomycosis
B. Histoplasmosis
C. Cryptococcosis
D. Sporotrichoosis
E. Tinea pedis
F. Candidiasis
G. Aspergillosis
H. Phycomycosis
I. None of the diseases listed.
J. All of the diseases listed.
___________50-70% of the patients with diabetes eventually contract this disease.
___________Disseminated form of the disease is characterized by seeing white spots in the blood vessels of the eye retina.
___________Disease tends to be restricted to leisions in the meninges of the brain.
___________Disease typically is associated with air filters in hospitals.
___________Typically a disease found in people who work in rose gardens.
___________A disease of post puberty male adults.
___________A disease that can be identified by observing the "starry night" in stains of diseased tissues.
___________More common in children under 2 and in adult males over 45.
___________More common in dark-skinned people and pregnant women.
___________Disease typified by a syndrome named "erethenema nodosusm".
___________The causative agent is characterized by its ability to produce spherules with endospores.
___________The causative agent is ecologically one of the most successful fungi in the Kingdom.
___________The causative agent of this disease is responsible for 80% of the deaths in compromised hosts.
___________Death can be caused by the causative agent entering through the nose, moving into the eye, and traveling to the brain.
___________Disease is best treated by nystatin.
___________Disease is best treated by griseofulvin or tinactin.
___________Disease is best treated by micronozole.
___________Amphotericin B is the best chemical to treat this disease.
II. In the space provided, place the term that best fits the phrase or sentence.
_________________1. Occurring in a chain-like or linear arrangement.
_________________2. Type of spore bearing structure consisting of a sterile stalk of parallel hyphae and a terminal head of fertile or spore bearing branches.
_________________3. A multicelled asexual spore divided by septa in two or more planes.
_________________4. An order of fungi characterized by the possession of a flask-shaped sporocarp containing asexual spores.
_________________5. A dark-colored, multicelled spore divided by septa in one plane.
_________________6. Origin of conidium produced from both walls of conidiogenous cells.
_________________7. An asexual, flask-shaped sporocarp containing conidia.
_________________8. A light colored, 2-celled spore
_________________9. A general type of conidiogenesis in which there is a marked enlargement of a recognizable conidium after it is delimited by a septum.
_________________10. A term for the formation of conidia in which the youngest spore is produced at the base
_________________11. Type of spore which is basipetalous, enteroblastic and possesses an unstable, progressive conidiogenesis locus but the conidiogenous cell is NOT branched in a sympodial manner
_________________12. Class of fungi characterized by a meiosporangium with internally produced meiospores and septate hyphae.
_________________13. An order of fungi characterized by a cushion shaped sporocarp
_________________14. A thallus composed of branched, interconnected hyphae.
_________________15. A thick-walled asexual spore
III. Diagrams:
A. the conidial apparatus, the conidiophore, and the hyphae from which these structures arise for a biseriate species of Aspergillus and a biverticellate, asymmetrical, divaricate species of Penicillium. Label all parts.
B. Enterothallic; the multiple conidia are produced simultaneously (see pg. 16, fig. C of your lab. book).
C. Enteroblastic; the multiple conidia are produced serially from a stable locus (see pg. 16, fig D of your lab. book).
D. Holoblastic; the multiple conidia are produced serially from a retrogressive locus (see pg. 17, fig. B of your lab. book)
IV. The following phrases can apply to one, more than one, all or none of the following spore categories. Place the correct letter or letters in the space provided to the left of the phrases.
SPORE CATEGORIES
A. Amerospore
B. Didymospore
C. Phragmospore
D. Dictyospore
E. Scolecospore
F. Staurospore
G. Helicospore
H. All of the above
I. None of the above.
_______________1. The spore type (-s) that describe conidiogenesis.
_______________2. This spore is always non-septate.
_______________3. Three categories that can be non-septate or septate.
_______________4. A spore that is always with melanin in its walls.
_______________5. A spore form typical of most Tinea diseases.
_______________6. Spore form produced by Histoplasma at 37 degrees C.
_______________7. Spore form typical of aeroaquatic Hyphomycetes.
_______________8. Spores which can be mitospores.
_______________9. Spore typical of Aspergillus.
_______________10. Can be a sympoduliospore.
V. The following key identifies different types of spores which are differentiated by the type of conidiogenesis. Place the name of the spore in the space provided. One of the spaces will not fit; leave that space blank.
1. Thallic conidiogenesis 2
1. Blastic conidiogenesis 3
2. meristem absent _________________
2. meristem present _________________
3. Conidium produced from both walls of the conidiogenous cell 4
3. Conidium not produced from only one wall or from neither wall of the conidiogenous cell 8
4. Conidiogenous locus is stable 5
4. Conidiogenous locus is unstable 6
5. Conidiogenesis sequential, serial, and catenulate _________________
5. Conidiogenesis solitary _________________
6. Conidiogenous cell is ampulliform; synchrounous conidiogenesis _________________
6. Conidiogenous cell is rachiform 7
7. Conidiogenesis sequential _________________
7. Conidiogenesis solitary _________________
8. Conidiogenous cell is tretic _________________
8. Conidiogenous cell is not tretic 9
9. Conidiogenous locus is stable _________________
9. Conidiogenous locus is acroauxic _________________
EXTRA POINTS. Points will be added onto your score out of 100. In the space provided, name genus characterized by the features used to get to that space.
1. Thallic conidiogenesis _______________________
1. Blastic conidiogenesis .2.
2. Conidiogenous cell sympodially branched 3.
2. Conidiogenous cell not sympodially branched 5.
3. Hyaloamerospores _______________________
3. Hyalodidymospores 4.
4. Spores appearing catenulate ._______________________
4. Spores borne is clusters _______________________
5(2). Botryospores (i.e. simultaneous conidiogenesis). 6.
5. Botryospores not produced 8.
6. Spores in dry clusters; conidiophore dichotomously branched ._______________________
6. Spore solitary or catenulate; conidiophore not dichotomously branched 7
7. Spores solitary; anamorph of UFomes annosusO. _______________________
7. Spores catenulate; conidiogenous cell as wellconidiospores simultaneously produced __________________
8(5). Holoblastic conidiogenesis; conidio spores solitary and not easily dispersed
off of conidiogenous cell; conidiospores often thick-walled 9.
8. Enteroblastic conidiogenesis; conidiogenous locus either stable or progressive 11.
9. Conidiospore wall thick walled and ornamented (i.e., not smooth in optical section) 10.
9. Condiospore wall thick walled and smooth in optical section; conidiospore hyaline
, single celled, and with a broad basal scar. ._________________________
10. Spore wall with small warts; obligate parasite of mushrooms ._________________________
10. Spore wall almost spiny; facultative saprobe in soil ._________________________
11(8). Spores catenulate 12.
11. Spores not catenulate 16.
12. Coremium produced. ._______________ _________________
12. Coremium not produced 13.
13. Spores round 14.
13. Spores either narrowed at each end or with a flat area where produced from the conidiogenous cell 15.
14. Foot cell always present _______________________
14. Foot cell absent ._______________________
15(13). Spores more or less uniform in size and narrowed at each end ________________________
15. Spores not uniform in size and rounded at one end but flattened on the other .________________________
16(12). Spores produced within an acervulus ._________________________
16. Spores not produced within an acervulus 17.
17. Spores produced in dry clusters; colony typically with large to small clumps of spores _________________________
17. Spores produced within a liquid droplet and therefore appearing in clusters 18.
18. Conidiogenous cells solitary and from the hyphae 19.
18. Conidiogenous cells produced in clusters at the end of a conidiophore __________________________
19. Phaeoamerospores; conidiogenous cell with a flared apex __________________________
19. Hyaloamerospores; conidiogenous cell without a flared apex, typically long and slender. __________________________