Section 1 - Overview of Semester & First Quiz

Question 1

Fats have 2.5 times more energy (calories) then carbohydrates and proteins

Answer 1

True

Question 2

the nutrients the animals consume are more important than the ingredients consumed

Answer 2

true

Question 3

a micromineral that is needed in trace amounts

Answer 3

selenium

Question 4

Ligin is

Answer 4

a structural part of the plant that is not digestible

Question 5

what is the only nutrient that contain Nitrogen?

Answer 5

protein

Question 6

starch is the storage form of energy in plants, like corn and wheat

Answer 6

true

Question 7

glycogen is the storage form of energy in plants like alfalfa

Answer 7

false

Question 8

death occurs faster from a lack of __ than any other nutrient

Answer 8

water

Question 9

an animal at maintenance requires just enough energy to stay alive but if we expect them to grow or produce a product, they will require extra energy

Answer 9

true

Question 10

what does DM stand for

Answer 10

dry matter

Question 11

primary source of energy for livestock

Answer 11

carbohydrates

Question 12

what nutrient can you add to a diet to make it less dusty

Answer 12

fat

Question 13

what are the building blocks of protein

Answer 13

amino acids

Question 14

Calcium is a macromineral that is needed in larger amounts than a micromineral?

Answer 14

true

Question 15

what are the 2 type of vitamins

Answer 15

fat soluble and water soluble

Question 16

What are the 4 different stages of life that we feed differently for?

Answer 16

Maintenance
Growth
Reproduction
Production

Question 17

What are the 6 compounds or elements that are required to support life?

Answer 17

Water
Proteins
Fats
Carbohydrates
Minerals
Vitamins

Question 18

What are the 3 functions that feed nutrients perform?

Answer 18

Structural
Energy
Regulatory

Question 19

What components and job does the structural function have?

Answer 19

Building block of body structure, bones, skin, organs

Question 20

What does the energy function support?

Answer 20

Heat production, work, growth, fat deposition

Question 21

What is the job of the regulatory function?

Answer 21

Regulate the body processes and all chemical reactions in the body

Question 22

What are accessory functions?

Answer 22

Lactation, egg production

Question 23

Rule of thumb for water consumption pertaining to DMI

Answer 23

consumption should be 3 to 8 times the amount of DMI

Question 24

What are some factors that affect water consumption

Answer 24

DMI, salt in diet, temperature, humidity, exercise/work level, amount of water and protein in feed

Question 25

Does water intake per species vary?

Answer 25

Yes Dairy: 28-48 gpd Beef: 6-21gpd Sheep: 1-3 gpd Horses: 5-15 gpd Pigs: 2-8 gpd Poultry (100 birds): 9-15 gpd

Question 26

What are the 2 functions of water in the body?

Answer 26

Biochemical reactions and transportation of other nutrients

Question 27

Carbohydrates contain which 3 organic and energy providing units?

Answer 27

Carbon, Hydrogen, Oxygen

Question 28

What nutrient is the primary source of energy for livestock?

Answer 28

Carbohydrates

Question 29

What are the 3 classifications of carbohydrates?

Answer 29

Monosaccharides Disaccharides Polysaccharides (most important for domestic animals) energy source

Question 30

What are examples of monosaccharides?

Answer 30

Glucose Fructose Galactose

Question 31

What are examples of Disaccharides?

Answer 31

Sucrose Maltose Lactose

Question 32

What are examples of polysaccharides?

Answer 32

starch glycogen cellulose hemicellulose ligin

Question 33

Storage form of energy in plants, very important to animal nutrition (polysaccharide)

Answer 33

starch

Question 34

animal storage form of starch, carbohydrate reserve, used for energy in early fasting (polysaccharide)

Answer 34

glycogen

Question 35

main part of cell walls, gives plants structure, low digestibility, animals that are fermenters use this best (polysaccharide)

Answer 35

cellulose

Question 36

structural function in plant, chemically between starch and cellulose, is more digestible than cellulose (polysaccharide)

Answer 36

hemicellulose

Question 37

woody part of plants, not a true carbohydrate, indigestible by all livestock and lowers the digestibility of other nutrients, found in hay, straw, and crop residue (polysaccharide)

Answer 37

ligin

Question 38

What elements does fat contain?

Answer 38

C, H, O

Question 39

Difference between carbs and fats

Answer 39

fat has more C and H in relation to O

Question 40

what is fat primarily used for in diets?

Answer 40

energy source, keep dust down in feed, and improve haircoats

Question 41

What origins do saturated and unsaturated fats come from?

Answer 41

saturated fats have an animal origin unsaturated fats have a plant origin

Question 42

What does a peptide bond do?

Answer 42

links amino acids together

Question 43

How is protein digested?

Answer 43

digested with proteases and the addition of water to release the amino acids

Question 44

Type of mineral that is needed in large quantities

Answer 44

Macromineral

Question 45

Type of mineral needed in small quantities

Answer 45

Micromineral

Question 46

There are 7 macrominerals

Answer 46

True Calcium Phosphorus Potassium Sodium Sulfur Chloride Magnesium

Question 47

There are 9 microminerals

Answer 47

True Iron Iodine Copper Cobalt Fluorine Manganese Zinc Molybdenum Selenium

Question 48

What are the fat soluble vitamins?

Answer 48

A, D, E, K

Question 49

Can animals synthesize vitamins?

Answer 49

Yes, cholesterol can become vitamin D in the sunlight

Question 50

Do microbes within the animals synthesize vitamins?

Answer 50

Yes, vitamins K and B in ruminants and vitamin C

Question 51

What vitamins are required to be found within the diet?

Answer 51

A, E, B in pigs & poultry, sometimes D