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WorksheetsEnvMicro_Quiz8
Total questions: 10
Worksheet time: 5mins
Sampling strategies consider the following except:
Number of samples
Type of samples
Techniques to use
Person sampling
The following are techniques for soil sampling except:
Rossi-Cholodny
Auger
Grab sampler
Shovel
Comparing direct and indirect microbial counts:
Direct counts include dead cells
Indirect count includes fluorescent stains
Indirect count uses selective media
Direct counts are less accurate
Enumeration of bacterial cells can be achieved with the following except:
Spread plate
Flow cytometry
DGGE
Pour plate
The following technique allows for identification of species:
RAPD-PCR
RT-PCR
Metagenomics
16S-rRNA
The best technique to detect for change in microbial communities over a period of time:
RT-PCR
RAPD-PCR
Metagenomics
DGGE
The MPN method can be used for:
Soil samples
Water samples
Food samples
All
Fungal cultures can be identified via:
Melanized hyphae
RT-PCR
16S-rRNA sequencing
None
Mycoviruses:
Causes hypervirulence
Is found in all fungi
Causes hypovirulence
All
Which technique allows for staining differentiation between bacteria with different genes?
Gram staining
Flow cytometry
PCR-FISH
Real-time PCR
