The Tsunami - 1 - Class 8 Free MCQ Test with solutions

During a tsunami, one effective survival method is to grab onto floating debris, such as a wooden door. This can provide buoyancy and help keep the head above water, increasing the chances of survival until rescue or until the waters recede.

Therefore, Meghna saved herself by holding onto a wooden door.

1. off northern Sumatra

Explanation:

The 2004 Indian Ocean tsunami was triggered by a massive undersea earthquake with a magnitude of around 9.1–9.3. The epicenter of the earthquake was located off the coast of northern Sumatra, Indonesia. This earthquake caused the devastating tsunami that affected many countries around the Indian Ocean, including Thailand, India (Andaman and Nicobar Islands), and others.

2. Off Thailand:

• Thailand was heavily impacted by the tsunami waves, but the earthquake that triggered the tsunami did not originate off the coast of Thailand. The tsunami waves traveled from the epicenter off the coast of northern Sumatra and reached Thailand, causing significant devastation.

3. Off Andaman Islands:

• The Andaman Islands were also affected by the tsunami, but the earthquake did not originate there. The waves that hit the Andaman Islands were generated by the earthquake off northern Sumatra.

4. Off the Nicobar Islands:

• Similar to the Andaman Islands, the Nicobar Islands were impacted by the tsunami, but the earthquake's epicenter was not located there. The earthquake's epicenter was closer to northern Sumatra, and the waves propagated toward the Nicobar Islands.

Conclusion:

The epicenter of the earthquake that triggered the tsunami was off northern Sumatra, making Option 1 the correct one. The other locations (Thailand, Andaman Islands, Nicobar Islands) were affected by the tsunami, but the earthquake did not originate there.

Sanjeev's occupation is correctly identified as a policeman based on the provided information, which aligns with option A.

Tilly's school was located in England, as indicated by historical records or contextual references that place the institution there during the relevant time period.

Ignesious placed his television set on the ground to prevent it from falling and breaking during the earthquake. This action shows his concern for protecting his belongings amid the chaos caused by the natural disaster.

Penny Smith took her daughter's warnings seriously during the tsunami because she observed Tilly becoming increasingly hysterical and frightened. Seeing her daughter's intense reaction made her realize that something serious might be happening, prompting her to heed Tilly's warnings and take action to ensure their safety.

Before the giant waves struck, the elephants exhibited unusual behavior by screaming and running for higher ground. This behavior is believed to be a possible indicator of their ability to sense an approaching disaster, showcasing a potential sixth sense among animals.

Tilly Smith remembered a key lesson from her geography class about tsunamis, which enabled her to recognize the signs of an approaching tsunami and take action to save lives. Understanding the natural signs and signals of an impending disaster like a tsunami can be crucial in ensuring the safety of oneself and others.

Almas Javed's father immediately woke everyone up and tried to rush them to a safer place upon seeing the sea water receding, indicating his quick thinking and decisive actions in the face of imminent danger.