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NEET 2015
Exam
NEET
Year
2015
Subject
Zoology
Chapter
Strategies for Enhancement in Food Production

NEET 2015 · Zoology · Strategies for Enhancement in Food Production

Outbreeding is an important strategy of animal husbandry because it:

Outbreeding is an important strategy of animal husbandry because it:

Options

  1. AIs useful in producing purelines of animals
  2. BIs useful in overcoming inbreeding depression
  3. CExpose harmful recessive genes that are eliminated by selection.
  4. DHelps in accumulation of superior genes.

Correct answer

B. Is useful in overcoming inbreeding depression

Step-by-step solution

Outbreeding: It refers to the mating of unrelated animals, it may be between individuals of the same breed but not having common ancestors for 4-6 generations. It helps in overcoming inbreeding depression. It is of two types:

Cross–breeding: Mating of animals belonging to different breeds is called cross-breeding. It involves interbreeding of superior males of a breed with superior females of another breed to produce hybrid animals.

Interspecific hybridization: The crossing of male and female animals of two different but related species is called interspecific hybridization. The progeny may have desirable features of both the parents.

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