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  • Câu hỏi:

    According to the passage, why are scientists sure that the prehistoric coelacanth was a flesh-eater?

    • A. 
      Because of its hollow spine
    • B. 
      Because of the shape and movement of the teeth
    • C. 
      Because of its unusual bony and muscular development
    • D. 
      Because of the size of the skull

    Lời giải tham khảo:

    Đáp án đúng: B

    Dẫn chứng: It was named for its hollow spine and was known to have been powerful carnivores because of its many sharp teeth and a special joint in the skull that allowed the ferocious teeth to move in coordination with the lower jaw.

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