Are defined as necessary food substances
Any food is international food.
yes
Cooking is defined as preparing food. Grilling is a way of preparing food. So it is cooking.
"Appetite" is defined as the desire to eat, while "hunger" is defined as the physical need for food. Appetite is often mistaken for hunger.
Serverware is defined as the dishes, servers, and plates that food is served from.
Yes
Go food is in other words to-go food. This is basically snacks. They are defined by their easiness and convenience of grabbing and taking with you on the go.
Raising only enough food to feed yourself and/or your family.
One has to realize that many terms, including "fast food" are not precisely defined, or when they are precisely defined, may differ with the user and context. In other words, the question begs a further question, "What do you mean by 'fast food'?" In my experience, Subway is about as fast as other places generally labeled 'fast food'. Subway food may have higher 'food value' than many of those places. Asking questions with ill-defined terms gives a lovely opportunity for micro-essays which try to cover the possible interpretations. This activity can be as diverting as a quick round of Sudoku.
Food is defined as anything that is eaten or drunk that proides nutrition. So you could consider milkshake or soup.
What the question means is the definition of "food miles". This is defined as the distance food is transported from producer to consumer and the actual cost involved.