UPSC Geography Oceans and Continents / महासागरों और महाद्वीपों Question Bank Ecology of Oceans

  • question_answer
    Consider the following statements and select the correct answer using the code given below:
    1. The bony fishes constitute about 90% of the total fishes of the world
    2. The cartilaginous fishes constitute about 10 percent of the total fishes of the world
    3. Tuna fish can travel more than a 1.7 million km in its life time.
    4. Tuna fish regularly migrate from California (USA) to Japan and back.

    A) 1, 2 and 3 are correct    

    B) 1, 2 and 4 are correct

    C) 2, 3 and 4 are correct    

    D) 1, 2, 3 and 4 are correct

    Correct Answer: D


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