Which option is a correct description of a solution in pesticide formulations?

• A. Dilutions using oil as an emulsion
• B. A liquid that contains dissolved substances
• C. Water based formulations
• D. Dry granules

Answer: (B)

A solution is a homogeneous liquid in which the active ingredient is dissolved in a solvent, forming a single, uniform phase. In pesticide formulations, this means the pesticide is completely dissolved, so the spray mix is uniform and there are no undissolved particles that can settle out. The option described as a liquid that contains dissolved substances perfectly captures this idea, making it the best description of a solution.

Other options misfit because a true solution isn’t an emulsion or a suspension of droplets (that would be an emulsion or suspension, not a solution), and a water-based formulation can include non-dissolved components or different forms of mixtures. Dry granules are solid particles, not a liquid, so they are not a solution.