Animal Science Test 2 Study Guide

1. What is the main difference between sheep and goats?

The main difference between them is that goats have hair sheep have wool.

2. What is the description of the following sheep/goat production systems

   1. Hair production -  produces various hair fiber strands from market products.

   2. Wool production - produces various wool fibers for market products. 

   3. Meat production -  raised for slaughter

   4. Dairy production - use more milk production 

3. What is the description of the following types of sheep/goat operations

   1. Purebred Flock - the mating of parents form a common genetic group or breed

   2. Commercial Flock - flock that sells pounds of meat and/or wool instead of breeding stock

   3. Range Band - raised on the range in herds of 1,000 or more 

   4. Farm Flock - slightly smaller operations that are kept more confined in fenced pastures 

4. What does polled mean?

Having no horns 

5. What are the descriptors for:

   1. Bos Taurus 

Eastern hemisphere

The scientific name for cattle 

2. Bos Indicus

South Asia 

Commonly known as the American breed 

6. Name the following beef breeds

   1. 

Gelbvieh

Brahman

Angus 

Herford 

Santa Gertrudis

Chianina

7. What are the following beef production descriptions

   1. Cow/Calf operation - An operation that focuses on calf production through weaning 

   2. Stocker operation -  A growing program for feeder cattle from time calves are weaned until they go to a feedlot 

   3. Feedlot operation - Enterprise in which cattle are fed grain and a balanced diet for 90-120 days 

8. What are ear tags used for in cattle?

Identification 

9. What is butterfat?

 Natural fat contained in milk and dairy products 

10. Name the following breeds of dairy cattle

    1. 

Milking Shorthorn

Brown Swiss

Holstein

11. Which dairy breed is the oldest breed known?

Brown Swiss

12. Which dairy breed produces “golden milk”?

Guernsey