Animal Selection in Agriculture

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Questions and Answers

What is the primary goal of animal selection in agriculture?

  • To choose animals with superior characteristics for breeding. (correct)
  • To decrease the genetic diversity in livestock.
  • To reduce the overall number of animals in a herd.
  • To choose animals for immediate sale.

Which selection method relies on assessing an animal's own performance in the field?

  • Mass selection (correct)
  • Pedigree selection
  • Family selection
  • Progeny selection

If a farmer is selecting animals based on the success of their offspring, which method are they using?

  • Progeny selection (correct)
  • Mass selection
  • Pedigree selection
  • Family selection

What is a potential negative consequence of animal selection?

<p>Risk of losing desirable traits from older animal stock. (C)</p> Signup and view all the answers

Which selection method would be most effective for choosing animals if you have information from multiple family members?

<p>Family selection (C)</p> Signup and view all the answers

What is the main purpose of selection in animal breeding?

<p>To increase the occurrence of desired genes and reduce undesirable ones (A)</p> Signup and view all the answers

What distinguishes artificial selection from natural selection?

<p>Artificial selection is driven by human choice, while natural selection is driven by environmental factors. (C)</p> Signup and view all the answers

Which is a main drawback of introducing new breeds into an area?

<p>New breeds can introduce new diseases and pests, potentially harming livestock. (C)</p> Signup and view all the answers

Which of the following is an advantage of using selection in livestock breeding?

<p>It helps ensure animals achieve higher performance levels. (B)</p> Signup and view all the answers

What is one disadvantage of using selection in animal breeding?

<p>It can potentially be a time consuming process (A)</p> Signup and view all the answers

Flashcards

Animal Selection

The process of choosing animals with desirable traits to become parents of the next generation.

Mass Selection

Choosing animals based on their own performance in a real-world setting.

Progeny Selection

Choosing animals based on the performance of their offspring.

Family Selection

Evaluating animals based on the performance of their close relatives.

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Pedigree Selection

Choosing animals based on the performance of their ancestors.

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Artificial Selection

Farmers choose animals with desirable traits to breed, increasing the frequency of those traits in offspring over many generations.

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Selection in Livestock

The process of allowing only the best performing animals to breed, while removing poor performers, to improve the overall genetic quality of the herd.

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Natural Selection

Animals best suited to their environment have a better chance of surviving and reproducing, passing on beneficial traits.

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Breed Introduction

Combining breeds can lead to improved performance, but also introduce new diseases or pests.

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