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WorksheetsEnvMicro_Quiz5
Total questions: 10
Worksheet time: 5mins
Following are microbial interactions found in soil except:
Soil-microbe
Microbe-Microbe
Microbe-Plant
Microbe-Air
Microbes in soil are influenced by all except:
seeds
pH
microbes
temperature
The following are continental scale drivers except:
Temperature
Precipitation
Edaphic conditions
Root exudates
Microbes are most abundant at the:
Rhizoplane
Inside roots
Rhizosphere
Bulk soil
Following is incorrectly matched:
Rhizobium-nutrient sorption
Mycorrhiza-improve plant growth
Ericaceous mycorrhiza-provides nitrogen
Endophytes-inside root tissues
How do microbes increase soil nutrient?
Decomposing OM
Hydrating OM
Immobilizing OM
Segregating OM
Soil environment is influenced by:
Moisture
Climate
Geography
All
Plants influence microbial communities through:
Litter input
Competition for space
Antagonistic relationship
All
The following are microbes critical for N-fixation except:
Rhizobium
Azospirillum
Azotobacter
Mycorrhiza
Mycorrhiza influences plant growth by:
Larger flower
More root mass
Early flowering
All
