12th Class Biology Strategies for Enhancement in Food Production / खाद्य उत्पादन में वृद्धि के लिए रणनीतियाँ

  • question_answer 44)
      A few statements are given below followed by a set of terms in a box. Pick the correct term and write it against the appropriate statement  
    (a) Mating of closely related individuals within the same breed.   (b) Mating of animals of same breed but having no common ancestors either side for 4-6 generations.   (c) Mating of animals of two different species.   (d) Breeding of animals belonging to different breeds. (i) Crossbreeding     (ii) Inter-specific hybridization       (iii) out breeding   (iv) out crossing   (v) inbreeding
     

    Answer:

                        (a) Mating of closely related individuals within the same breed is called inbreeding. (b) Mating of animals of same breed but having no common ancestors on either side for4-6 generations is called out breeding. (c) Mating of animals of two different species is called interspecific hybridization. (d) Breeding of animals belonging to different breeds is called cross-breeding.


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