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Lactation Biology and Efficiency Methods Quiz

10 Questions

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Lactation Biology and Efficiency Methods Quiz

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Questions and Answers

What has a dramatic effect on increasing milk production and mammary growth in dairy cattle?

Increased water intake

Recombinant derived bovine growth hormone (bSTH) (correct)

Regular exercise routine

High protein diet

Where is the udder located in the cow's body?

In the inguinal region (correct)

In the abdominal region

In the thoracic region

In the pelvic region

What are alveolar epithelial cells grouped into?

Lobes

Ducts

Lobules (correct)

Capsules

What are lobules surrounded by?

Connective tissue capsules (stroma) Signup and view all the answers

What are groups of lobules drained by?

Ducts Signup and view all the answers

What is the primary purpose of developing the Australian Friesian Sahiwal breed?

To thrive in tropical climates and produce desirable milk yield Signup and view all the answers

What is the approximate milk production per lactation for Australian Friesian Sahiwal cows under tropical pasture conditions?

3,000 litres Signup and view all the answers

What makes the Australian Friesian Sahiwal breed suitable for tropical regions?

High resistance to heat, humidity, and parasites Signup and view all the answers

What was the outcome of the crossbreeding program involving Holstein-Friesian and Sahiwal breeds?

A successful breed with desirable milk production and resistance to environmental challenges Signup and view all the answers

Why were the Australian Friesian Sahiwal cows exported to various countries?

Due to their superior milk production and suitability for tropical climates Signup and view all the answers