Home ยป Trichoderma harzianum is a ________ that is predominantly used as a fungicide Environmental Pollution MCQs Trichoderma harzianum is a ________ that is predominantly used as a fungicide January 27, 2022 14 Views Q. Trichoderma harzianum is a ________ that is predominantly used as a fungicide A. Virus B. Fungus C. Bacteria D. Protozoa Answer: Fungus