Environmental Science
Trichodermaharzianum has proved a useful microorganism for

bioremediation of contaminated soils
reclamation of wastelands
gene transfer in higher plants
biological control of soil-borne plant pathogens

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Environmental Science
Assuming that the night will remain clear, calm, and unsaturated, the predicted minimum temperature is 32oF. Suddenly the wind speed increases and remains gusty throughout the night. The minimum temperature will most likely be:

About the same as predicted but will occur earlier in the night
Much lower than predicted due to radiational cooling
Higher than predicted due to the release of latent heat
Higher than predicted due to mixing

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Environmental Science
Which one is true?

symbiosis when the interaction is useful to both the populations
symbiosis when neither population affects each other
commensalism when none of the interacting populations affect each other
commensalism when the interaction is useful to both the populations

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