Chapter 23

Question 1

Economic

Answer 1

Yeasts, food, crop diseases, fermentation

Question 2

Ecological

Answer 2

Interaction with other organisms, decompositions, succession

Question 3

Characteristics

Answer 3

Heterotrophic
Cell walls with chitin
Storage carbs as glycogen
Eukaryote

Question 4

Structure

Answer 4

Single celled or filaments (hyphae)
sheet of hyphae is mycelium
Septate is cut up hyphae and not one big sheet

Question 5

Chitridiomycota

Answer 5

Parasites of plants, animals and other fungi

Question 6

Zygomycota

Answer 6

Thick walled spore containing zygosporangia
Nonseptate Hyphae
2nd class

Question 7

Ascomycota

Answer 7

3rd class
sack fungi
Septate dikaryon make up ascocarp
Karyogmay leads to 8 asci

Question 8

Ascomycota linked groups

Answer 8

Penicillium
Aspergillus- cause aspergillosis
Geomyces destructans- causing white nose syndrome

Question 9

Basidiomycota

Answer 9

4th class
spores produced on basidium
Karyogamy and meiosis occur within the basidium

Question 10

Ecological Role

Answer 10

Parasitic or mutualistic
Saprobe nutrients from non-living organic material

Question 11

Mycorrhizae

Answer 11

Symbiotic association between plant roots and fungi
Ectomycorrhizaae: fungus forms a sheath or mantle around the root penetrating between the epidermis and cortex
Endomycorrhizae: fungus grows into the cortex of the root

Question 12

Late Blight of Potato

Answer 12

Slime mold, pathogen caused devestation

Question 13

Rusts

Answer 13

Red Stain in form of spores
Common on cereal grains

Question 14

Corn Smut

Answer 14

Invades plant tissue