What is the Difference Between Similar But Different Things, Terms, and Objects

What is the Difference between Toasting Roasting Grilling Broiling Baking Frying Boiling

Food is necessary for the existence of life. Animals eat fruits and vegetables in raw form but for humans cooking is very important. Although, we also eat some vegetables and fruits is raw form, but for grains, meat and certain vegetables cooking is necessary, if we want to consume them.