Livestock Feeds and Nutrient Sources

Question 1

What is livestock feed defined as?

Accepted Answer

Any nutritious substance consumed by livestock to sustain life, promote growth, support reproduction, and facilitate production.

Question 2

What is the physical and physiological process of providing livestock with the appropriate quantity and quality of feed called?

Accepted Answer

Feeding

Question 3

Energy-giving feeds (basal feeds) are high in carbohydrates and fats but low in which of the following?

Accepted Answer

Crude fibre and protein

Question 4

Which of the following is a common example of an energy-giving (basal) feed?

Accepted Answer

Maize grains

Question 5

Protein feeds are feedstuffs that typically contain a crude protein concentration of at least what percentage?

Accepted Answer

$ 20\% $ or more

Question 6

Which of the following is classified as a plant protein source for livestock?

Accepted Answer

Groundnut cake

Question 7

Which of the following is an example of an animal protein source?

Accepted Answer

Blood meal

Question 8

What essential minerals does bone meal primarily supply to livestock?

Accepted Answer

Calcium and phosphorus

Question 9

Which mineral feed ingredient is specifically known as a rich source of calcium for eggshell formation?

Accepted Answer

Oyster shell meal

Question 10

Fish liver oil is added to livestock feed primarily to supply which vitamins?

Accepted Answer

Vitamins A and D

Question 11

Yeast is an excellent source of which class of vitamins for livestock?

Accepted Answer

B-complex vitamins

Question 12

Roughages are feedstuffs that contain a high concentration of crude fibre, typically exceeding what percentage?

Accepted Answer

$ 18\% $

Question 13

What is hay?

Accepted Answer

Forage grass or legume cut and dried to a moisture content of about $ 15\% $ or less

Question 14

Which type of roughage is high-moisture forage preserved through anaerobic fermentation in a silo?

Accepted Answer

Silage

Question 15

Concentrates are feedstuffs characterized by having low levels of crude fibre, usually less than what percentage?

Accepted Answer

$ 18\% $

Question 16

Which of the following is an example of a concentrate feed?

Accepted Answer

Broiler starter mash

Question 17

During a practical feed classification exercise, which feed sample is identified by its characteristic sweet, fermented smell?

Accepted Answer

Silage

Question 18

What term describes a feed's appealing taste, smell, and texture that encourages livestock to consume it readily?

Accepted Answer

Palatability

Question 19

To prevent fungal growth and spoilage during storage, dry feeds like grains should have a moisture content typically below what percentage?

Accepted Answer

$ 12\% $

Question 20

Why are roughages essential for ruminant animals like cattle, sheep, and goats?

Accepted Answer

To maintain proper rumen function and stimulate digestion

Strong work.