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NEET Biology Biological Classification And System Of Classification / जैविक वर्गीकरण और वर्गीकरण की प्रणाली Question Bank Structure Shape and Nutrition of Bacteria

  • question_answer
    First organisms to evolve on the earth were                                                      [CBSE PMT 2001]

    A)            Saprotrophs                             

    B)            Chemohetrotrophs

    C)            Photoautotrophs                     

    D)            Chemoautotrophs

    Correct Answer: B

    Solution :

     


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