9th Class Science Diversity in Living Organisms

  • question_answer 80)
      Why do we keep both snake and turtle in the same class?  

    Answer:

      Snake and turtle belong to same class-Fteptilia. They are kept in same class because both (i) are cold-blooded. (ii) have scales as outer covering. (iii) have lungs for breathing. (iv) have three-chambered heart. (v) lay eggs with tough outer covering. (vi) Fertilization is internal.  


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