1812921
Beschreibung
Quiz von Beth Moore, aktualisiert more than 1 year ago
|
|
Erstellt von Beth Moore
vor etwa 10 Jahre
|
|
Frage 1
Frage
Which if the following best describes the ascus?
Antworten
-
A sexual spore bearing cell produced in ascomycete fungi
-
A vegatitive body not differentiated into organs
-
A sexual spore bearing cell found in basidiomycete fungi
-
A transverse wall dividing hypha into sections
Frage 2
Frage
Which of the following groups have no known sexual stage?
Antworten
-
Zygomycota
-
Deuteromycota
-
Basidiomycota
-
Ascomycota
Frage 3
Frage
Which of the following can fully break down lignin?
a) soft rot fungi
b) white rot fungi
c) hard rot fungi
d) heart rot fungi
Antworten
-
a,b and c
-
a only
-
b only
-
b and d
Frage 4
Frage
What enzymes do fungi use to break down lignin?
Antworten
-
Lignin oxidises and phenol peroxidases
-
Lignin peroxidases and phenol oxidases
-
Lignin peroxidases, phenol oxidises and laccases
-
Lignin oxidases, phenol peroxidases and laccases
Frage 5
Frage
What is the typical shape of ascomycetes fruiting body (ascocarp)?
Antworten
-
Cup-shaped
-
Mushroom
-
ball shaped
-
Shelf shaped
Frage 6
Frage
After which stage of the lifecycle do the fungi nuclei become diploid?
Antworten
-
During plasmogamy
-
During karyogamy
-
During mitosis
-
During meiosis
Frage 7
Frage
How is the dikaryotic mycelium maintained?
Antworten
-
Using active transport
-
Through clamp connections
-
Through connexins
-
Through diffusion
Frage 8
Frage
Which of the following features is specific to the basidiomycetes?
Antworten
-
Woronin body
-
Dolipore
-
Septal pore
-
Ascocarp
Frage 9
Frage
What maintains polarity in hyphae tips?
Antworten
-
Microtubules
-
Actin filaments
-
Protein kinases
-
The nucleus
Frage 10
Frage
Which of these is a function of a fungal cell wall? Select the correct tickbox(es).
Antworten
-
As a molecular sieve to regulate the passage of molecules
-
To prevent osmotic lysis
-
To allow enzymes such as invertase to bind
-
To protect cells from UV radiation
Frage 11
Frage
What does Glucan provide in the cell wall?
Antworten
-
Rigidity
-
Flexibility
-
Energy storage
-
Insulation
Frage 12
Frage
How many ascospores are produced by the division of one ascus?
Antworten
-
2
-
4
-
8
-
16
Frage 13
Frage
True or False? The hyphae that make up toadstools are dikaryotic.
Antworten
- True
- False
Frage 14
Frage
An agar plate has been innoculated with fungal spore. A diagram has been labelled with 4 distinctive zones. What are the correct names for the areas labelled A, B, C and D?
Antworten
-
A=Peripheral/elongation zone B=Productive zone C=Aged zone D= Fruiting zone
-
A=Peripheral/elongation zone B= Fruiting zone C=Productive zone D=Aged zone
-
A=Productive zone B= Peripheral/elongation zone C= Fruiting zone D= Aged zone
-
A= Peripheral/elongation zone B= Productive zone C= Fruiting zone D= Aged zone
Frage 15
Frage
In which zone do aerial hyphae grow and septal pores become plugged?
Antworten
-
Aged zone
-
productive zone
-
fruiting zone
-
peripheral/elongation zone
Frage 16
Frage
True or false? You are likely to find ruderal fungi in areas of dense, well developed forest.
Antworten
- True
- False
Frage 17
Frage
Which of these is a secondary invader of Pine?
Antworten
-
Leptographium lundbergii
-
Heterobasidium annosum
-
Peniophora gigantea
-
Trichoderma viride
Frage 18
Frage
Fungi can form mycorrizhal associations with plants. What beneficial nutrients may plants receive from this association?
Antworten
-
Carbon
-
Nitrogen
-
Phosphorous
-
Oxygen
-
Sugars
-
Potassium
Frage 19
Frage
Where would you find a Hartig Net?
Antworten
-
In between epidermal root cells of a plant invaded with ectomycorrhizal fungi
-
In the lumen of plant root cells invaded with endomycorrhizal fungi.
Frage 20
Frage
What are Arbuscules?
Antworten
-
Specialised bundles of hyphae for nutrient absorption.
-
Spore producing structures in ascomycetes.
-
Part of the pre penetration apparatus used to invade a plant root.
-
A network of hyphae that grow in between root epidermal cells.
Frage 21
Frage
What is a biotrophic fungi?
Antworten
-
A fungi that invades and kills tissues
-
A fungi that invades but does not kill tissues
-
A fungi that invades and forms a beneficial association with a plant.
Frage 22
Frage
Which of these structures are typical features of a biotrophic infection?
Antworten
-
Appressorium
-
Haustorium
-
Flagellum
-
Dolipore
-
Infection peg
Frage 23
Frage
What do plants use to protect themselves from fungal infections?
Antworten
-
Phytoalexins
-
PALDOXINS
-
Cutinase
-
Immunoglobins
Frage 24
Frage
Which of the following is spread by beetles?
Antworten
-
Potato blight
-
Dutch Elm disease
-
Ash dieback
-
Wheat rust Ug99
Möchten Sie mit GoConqr kostenlos Ihre eigenen Quiz erstellen? eigenen Mehr erfahren.