There are three types of macronutrients: carbohydrates, proteins, and fats. Along with energy, all of these macronutrients have specific roles in your body that allows you to function properly.
C) Starch and Sugar
There are two major types of carbohydrates (or carbs) in foods: simple and complex. Simple carbohydrates: These are also called simple sugars. They're found in refined sugars, like the white sugar you see in a sugar bowl.
In general liquid fats come from plant oils and are unsaturated fats. Olive, canola, corn, soybean, safflower and sesame oils all come from plants. One exception of a liquid fat not from plants is fish oil.