Wyoming Pesticide Applicator Certification 2026 – 400 Free Practice Questions to Pass the Exam

An illegal residue refers to a quantity of pesticide that remains above the set tolerance levels on crops or animals. This means that the pesticide levels on the crops or animals exceed the legally acceptable limits, which can pose a risk to human health and the environment. It is important for applicators to follow proper application techniques and adhere to regulations to prevent illegal residues that can have harmful effects.

Option A is incorrect because having a quantity of pesticide below the set tolerance on crops or animals would not be considered an illegal residue.

Option B is incorrect as it describes the breakdown of a chemical in the presence of water, which is not related to the concept of illegal residues.

Option C is incorrect as it describes an atmosphere that poses an immediate threat to life, which is not the definition of an illegal residue.