69th BPSC Prelims (2023), question 86

🌍 Geography

86. Gangetic Dolphin:
    1. Categorized 'endangered' under IUCN Red List.
    2. Lacks a crystalline eye lens, effectively blind.
    3. Navigates/hunts using echolocation.
    4. Recognized as India's National Aquatic Animal.
    Which are correct?

    1. Only 1, 2 and 4
    2. Only 2, 3 and 4
    3. Only 1, 3 and 4
    4. All of the above
    Show answer

    Answer: D — All of the above

    All four statements about the Gangetic Dolphin are correct.