One Health Practice Exam

The four conditions for food security are availability, access, utilization, and stability. Availability means there is enough food produced or imported so it’s physically present in a region or household. Access means people have the means to obtain that food—through income, markets, and affordable prices. Utilization covers how the body uses the food, which depends on proper nutrition, as well as safe water, sanitation, food preparation, and storage. Stability ensures that both availability and access are maintained over time, so people aren’t suddenly left hungry due to shocks like droughts, price spikes, or economic downturns. The option that lists exactly these four terms matches the standard framework. The other options mix in terms like security or nutrition, or use different concepts (supply/demand, sustainability) that don’t form the recognized four-fold set.