Introduction

Question 1

Components of Animal Feed

Answer 1

Water and dry matter

Question 2

What’s in dry matter?

Answer 2

Inorganic matter (minerals) and Organic Matter.

Question 3

What’s in organic matter?

Answer 3

Protein, carbohydrates, lipids, and Vitamins.

Question 4

What does feed break down into?

Answer 4

Moisture and dry matter

Question 5

What does dry matter break down into?

Answer 5

Ash (inorganic matter) and Organic matter

Question 6

What does organic Matter break down into?

Answer 6

protein and Non-nitrogenous matter

Question 7

What does non-nitrogenous matter break down into?

Answer 7

Fat and carbohydrates

Question 8

What do carbohydrates break down into?

Answer 8

Crude fiber and Nitrogen-free extract

Question 9

After gross energy how is energy lost?

Answer 9

Through feces

Question 10

After Digestible energy how is energy lost?

Answer 10

In urine and gases

Question 11

After metabolizable energy how is energy lost?

Answer 11

In the form of heat

Question 12

What is after net energy?

Answer 12

Maintenance and Production

Question 13

Feed costs account for how much production costs?

Answer 13

50-70%

Question 14

How much does feed account for in swine?

Answer 14

60-80%

Question 15

How much does feed account for in Poultry?

Answer 15

55% for layers and 65% for broilers and turkeys

Question 16

How much does feed account for in Dairy?

Answer 16

50-60%

Question 17

How much does feed account for in finisher cattle?

Answer 17

50-70%

Question 18

How much does feed account for in feeder lambs?

Answer 18

~50%

Question 19

How much does feed account for in cow-calf?

Answer 19

~50-60%

Question 20

How much does feed account for in pets?

Answer 20

Unknown

Question 21

What is studying nutrition critical for?

Answer 21

Properly feeding animals

Question 22

What can nutrition help determine with specific needs and needs of nutrients?

Answer 22

The percent, grams, milligrams, or kilograms needed

Question 23

What does nutrition have an influence on?

Answer 23

Meat characteristics (quality and quantity) such as protein content, fat content (calories), cholesterol, tenderness, juiciness, color, shelf life, residue-free, minimizing the environmental impact, and food safety issues.

Question 24

What other areas can animal nutrition be helpful in?

Answer 24

Cytology, economics, marketing, neurology, endocrinology, immunology, organic chemistry, genetics, veterinary medicine, Inorganic chemistry, Microbiology, mathematics, physics, physiology, Molecular biology, and biochemistry.

Question 25

Why is nutrition one of the many disciplines of animal science?

Answer 25

We must truly understand it in order to raise our animals in the most efficient way.

Question 26

What are the six classes of nutrients?

Answer 26

protein, carbohydrates, Fats (lipids), Vitamins, Minerals, and Water.

Question 27

Why do we study nutrition?

Answer 27

Feed costs account for 50-75% of production costs, it is critical for properly feeding animals, specific needs and relationships of nutrients must be understood, and it has an influence on meat characteristics (quality and Quantity) because people care about the products they are buying.