What are the two types of pesticide exposure mentioned?

The correct answer identifies the two primary categories of pesticide exposure as acute and chronic. Acute exposure refers to short-term exposure to pesticides, generally resulting from a single incident or brief exposure period, which can lead to immediate health effects. Symptoms can appear quickly, sometimes within hours of exposure, making it critical for those handling pesticides to understand the risks of acute exposure.

Chronic exposure, on the other hand, involves long-term contact with pesticides over an extended period, which can occur through repeated exposure in a work environment or via cumulative effects from residual chemicals in the environment. Chronic exposure may lead to more subtle or long-lasting health effects that can develop over time, making them difficult to attribute directly to pesticide exposure.

The other options describe different aspects or contexts of exposure but do not encapsulate the primary classifications of pesticide exposure like acute and chronic do. Long-term and short-term address a timeframe but don't necessarily convey the distinction in the effects. Visible and invisible offer more of a sensory distinction rather than a health impact categorization, and direct and indirect pertain to the application and contact methods rather than the timing and effects on health. Understanding these types of exposure is vital for effective safety practices, ensuring individuals are informed of potential risks while managing or applying pesticides.