1. A large, powerful ocean wave caused by underwater earthquakes or volcanic eruptions. Explanation: Tsunamis can travel long distances and cause destruction. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

    A large, powerful ocean wave caused by underwater earthquakes or volcanic eruptions.
    Explanation: Tsunamis can travel long distances and cause destruction.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

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  2. A storm with strong winds and heavy rain originating over oceans. Explanation: It can cause damage to coastal areas. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

    A storm with strong winds and heavy rain originating over oceans.
    Explanation: It can cause damage to coastal areas.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

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  3. To raise awareness about ocean conservation. Explanation: Celebrated on June 8, it emphasizes the role of oceans in life. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

    To raise awareness about ocean conservation.
    Explanation: Celebrated on June 8, it emphasizes the role of oceans in life.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

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  4. It depletes fish populations and disrupts marine food chains. Explanation: This endangers biodiversity and food security. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

    It depletes fish populations and disrupts marine food chains.
    Explanation: This endangers biodiversity and food security.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

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  5. Contamination of oceans due to plastic, chemicals, and overfishing. Explanation: This threatens marine life and ecosystems. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

    Contamination of oceans due to plastic, chemicals, and overfishing.
    Explanation: This threatens marine life and ecosystems.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-social-science-chapter-2/

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