Animal Nutrition

2. Diet It includes all essential nutrients, such as carbohydrates, fats, proteins and vitamins in the correct amounts needed for growth and repair. The amounts of nutrients needed for different people can vary depending on age, gender and pregnant people.
4. The act or process of discharging undigested or waste material from a cell or organism
7. It can be obtained from carbohydrates, fats and proteins, and its measured in calories or joules
9. The process of increasing in size.
11. The breaking down of large, insoluble molecules into smaller and soluble molecules due to enzymes.
13. They are a group of organic substances quite unrelated to each other in their chemical structure. Plants can make these in their leaves, but animals have to obtain many of them ready-made either from plants or from other animals.
14. Proteins that act as biological catalysts.
15. The process of taking food, drink, or another substance into the body by swallowing or absorbing it.

1. The most important ones in our diets are starch and sugar. They're the cheapest and most readily available source of energy.
3. They’re used for measuring the amount of energy that can be obtained from food.
5. The process of providing or obtaining the food necessary for health and growth.
6. Physically breaking down food substances into smaller particles to more efficiently undergo chemical digestion.
8. Found in fish, eggs and milk, as well as in soybeans, seeds and nuts. When digested, they provide the chemical substances needed to build cells and tissues
10. It is vital for all known forms of life, even though it provides neither food, energy, nor organic micronutrients.
12. They are found in meat, milk, cheese, butter, egg-yolk, seeds and fruits. They're used in the cells of the body to form part of the cell membrane and other membrane systems.