What is a pesticide concentrate before it is diluted known as?

A pesticide concentrate before it is diluted is known as a pesticide formulation before it is diluted. This term refers to the concentrated form of the pesticide product that needs to be diluted with water or another carrier before application. This step is important to ensure the appropriate concentration is achieved for effective pest control without causing harm to the environment or non-target organisms.

Options A, B, and D are incorrect: A. A plant that lives for more than two years - This option describes a perennial plant, which is unrelated to the concept of a pesticide concentrate before dilution. B. A pesticide that remains active in the environment more than one growing season - This option describes a pesticide's residual activity in the environment, not the concentrated form before dilution. D. An undesirable organism that injures or harms humans - This option describes a pest, not the concentrated form of a pesticide before dilution.