The Oceanography Odyssey: 20 Questions on Marine Science

The Oceanography Odyssey: 20 Questions on Marine Science

  1. What is the largest ocean on Earth?

    A) Atlantic Ocean

    B) Pacific Ocean

    C) Indian Ocean

    Correct Answer: B) Pacific Ocean

  2. What percentage of the Earth’s surface is covered by oceans?

    A) About 51%

    B) About 71%

    C) About 81%

    Correct Answer: B) About 71%

  3. Which ocean zone is closest to the surface and is well lit?

    A) Abyssal zone

    B) Bathyal zone

    C) Epipelagic zone

    Correct Answer: C) Epipelagic zone

  4. What is the name of the deepest known point in the Earth’s oceans?

    A) Mariana Trench

    B) Tonga Trench

    C) Philippine Trench

    Correct Answer: A) Mariana Trench

  5. What is the primary source of oxygen produced in the ocean?

    A) Fish respiration

    B) Coral reefs

    C) Phytoplankton photosynthesis

    Correct Answer: C) Phytoplankton photosynthesis

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