Final answer:
The Department of Agriculture in the USA looks after agriculture, while the study of all foods is referred to as Food Science or Food Studies.
Step-by-step explanation:
Agriculture in the USA is managed by the Department of Agriculture (USDA), which looks after various aspects of agriculture, including farming practices, crop production, and livestock management. On the other hand, the study of all foods, their production, distribution, and consumption is a broader field known as Food Science or Food Studies.
In the US, the Department of Agriculture focuses on promoting agricultural productivity, conservation of natural resources, and the wellbeing of farmers. It also supports programs related to food safety, nutrition assistance, and research and development in agriculture.