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10th Class Science Heredity and Evolution Question Bank Heredity and Evolution

  • question_answer
    The fossil trilobite was originally

    A) a vertebrate.   

    B) an invertebrate.             

    C) a reptile.                            

    D) a bird.                 

    Correct Answer: B

    Solution :

    The fossil trilobite was originally a marine arthropod an invertebrate.


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