Environmental Science
Trichodermaharzianum has proved a useful microorganism for

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

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Environmental Science
Which of the following statements is not correct?

During the winter, low relative humidity can irritate the mucus membranes in the nose and throat.
The length of human hair changes as the relative humidity changes.
A change in the air temperature can change the relative humidity.
The relative humidity is a measure of the air's actual water vapor content.

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