9th Class Science Improvement in food resources Question Bank 9th CBSE Science Improvement in food resources

  • question_answer
      Define the term hydridisation and photoperiod.

    Answer:

                      Hybridisation It refers to crossing between genetically dissimilar organisms.                        (1/2) Photoperiod It is the response of an organism to changes in day length.                     (1 /2)


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