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NEET Biology Strategies for Enhancement in Food Production / खाद्य उत्पादन में वृद्धि के लिए रणनीतियाँ Question Bank Fibre Plants

  • question_answer
    What is the genomic constitution of old world varieties of cotton (Gossypium arboreum, G. herbaceum) and new world variaties (G. hirsutum, G. barbedens)

    A) All diploids

    B) All triploids

    C) Old world 3n and new world 2n

    D) Old world 2n and new world 4n

    Correct Answer: D

    Solution :

    Gossypium arboreum, G. herbaceum - old world species - 2n = 26 Diploid. Gossypium hirsutum, G. barbedens - new world species - 2n = 52 tetraploid


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