All answers are correct.
Biological control is the beneficial action of predators, parasites, pathogens, and competitors in controlling pests and their damage.
Pathogens
trichoderma viren
Pathogens.
Trichoderma virens
A biocontrol is a biological control of pests by the use of organisms which are natural predators, parasites, or pathogens.
aspergillus Niger
Determination of genetic differences in pathogens may allow determination of source laboratories
Determination of genetic differences in pathogens may allow determination of source laboratories.
Determination of genetic differences in pathogens may allow determination of source laboratories.
Biological resistance refers to the body's natural ability to repel attacks by biotic agents such as pathogens or toxins. It could also mean the genetic ability to survive lethal doses of biocides.
In plants, disease are caused by microorganisms, and these disease causing microorganisms are called pathogens. Some preventive measures and biological control methods are used to get rid of these pathogens, which are : (a) Simple (b) Economic (c) Minimize pollution without affecting the soil quality.