Feed Formulation, Rations and Principles

Question 1

What is the process of combining different feed ingredients in specific proportions to provide livestock with precise nutrients called?

Accepted Answer

Feed formulation

Question 2

A "ration" is defined as the total amount of feed provided to an animal within what time frame?

Accepted Answer

24 hours

Question 3

Which type of ration is designed to keep an animal's body weight constant and support vital life processes without any gain, loss, or production?

Accepted Answer

Maintenance ration

Question 4

For which class of farm animals is a maintenance ration primarily designed?

Accepted Answer

Mature, non-producing, and non-pregnant animals

Question 5

What is the additional feed given to an animal over and above its maintenance requirement to support growth, reproduction, or lactation called?

Accepted Answer

Production ration

Question 6

Which nutrients are formulated at high levels in an Egg-Production (Layers) ration to support continuous laying?

Accepted Answer

Calcium and protein

Question 7

During which period is a gestation ration especially critical to support the rapid growth of the developing fetus?

Accepted Answer

The last trimester of pregnancy

Question 8

What is a feed mixture that contains all the essential nutrients in the correct proportions and quantities required for a specific class of livestock called?

Accepted Answer

Balanced ration

Question 9

Feed accounts for up to what percentage of the total cost of livestock production?

Accepted Answer

70%

Question 10

Which anti-nutritional factor is found in raw soyabeans and must be managed during feed formulation?

Accepted Answer

Trypsin inhibitors

Question 11

What harmful toxin or anti-nutritional factor is associated with cottonseed cake?

Accepted Answer

Gossypol

Question 12

What is the Pearson Square Method primarily used for in livestock feed formulation?

Accepted Answer

Blending two feed ingredients to achieve a target nutrient level

Question 13

Using the Pearson Square to formulate a 20% Crude Protein (CP) feed using Maize (8% CP) and Groundnut Cake (45% CP), how many parts of Maize are required?

Accepted Answer

25 parts

Question 14

In a Pearson Square calculation to blend Maize (8% CP) and Groundnut Cake (45% CP) for a 20% CP target, how many parts of Groundnut Cake (GNC) are needed?

Accepted Answer

12 parts

Question 15

If a farmer uses the Pearson Square to mix Maize (8% CP) and Groundnut Cake (45% CP) for a 100 kg batch of 20% CP feed, what is the calculated weight of Maize needed?

Accepted Answer

67.57 kg

Question 16

Which machine is typically used in a feed mill to reduce the particle size of solid ingredients like cereal grains?

Accepted Answer

Hammer mill

Question 17

At what stage of feed mill operations are micro-ingredients like vitamins, minerals, and amino acids thoroughly blended with ground ingredients?

Accepted Answer

Mixing

Question 18

What is the primary benefit of converting mixed feed (mash) into pellets?

Accepted Answer

It prevents animals from selectively eating certain ingredients and reduces waste

Question 19

Why must pelleted feed be cooled and dried before packaging?

Accepted Answer

To prevent mould growth during storage

Question 20

During quality control in a feed mill, what dangerous toxin is commonly tested for in raw materials and finished feeds?

Accepted Answer

Aflatoxins

Strong work.

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