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      Question

      Which of the following statement is false regarding

      Heterosis?
      A Increase in Yield Correct Answer Incorrect Answer
      B Increased reproductive ability Correct Answer Incorrect Answer
      C Increase in size and decrease in vigour Correct Answer Incorrect Answer
      D Greater resistance to Diseases and Pests Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Increase in size and decrease in vigour is not true regarding heterosis as hybrids  are  generally  more  vigorous,  i.e., healthier and faster growing and larger in size than their parents.

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