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General Nutrition

Food is essential—it provides vital nutrients for survival, and helps the body function and stay healthy. Food consists of macronutrients including protein, carbohydrate and fat that not only offer calories to fuel the body and give it energy but play…

Nutrition in General Science

Components of food necessary for the body are called Nutrients. Organisms that prepare food themselves from simple substances are called Autotrophs and animals take in ready-made food made by plants are called Heterotrophs. Herbivores: Animals that eat only Plants. Carnivores: Animals that eat other animals. Omnivores: Animals…