1. Which one of the following is a Japanese word that means ‘harbour wave’ ?

Gneiss

Jishin

Volcano

Tsunami

Answer: Tsunami

Explanation:

Tsunami is a Japanese word from a double root: tsu, meaning port or harbour, and nami means wave.


2. Where is the Great Barrier Reef located ?

Australia

Bahrain

Peru

Mexico

Answer: Australia

Explanation:

The Great Barrier Reef is the world's largest coral reef system composed of over 2,900 individual reefs and 900 islands stretching for over 2,300 kilometres over an area of approximately 344,400 square kilometres. The reef is located in the Coral Sea, off the coast of Queensland, Australia.


3. Which of the following is NOT a coastal landform ?

Moraines

Sea Cliff

Sea Caves

Sea Stacks

Answer: Moraines

Explanation:

A moraine is any accumulation of unconsolidated debris , sometimes referred to as glacial till, that occurs in both currently and formerly glaciated regions, and that has been previously carried along by a glacier or ice sheet. Hence, moraines are not a coastal landform.


4. In which ocean is the Island country Fiji situated ?

Indian Ocean

Arctic Ocean

Atlantic Ocean

Pacific ocean

Answer: Pacific ocean

Explanation:

Fiji, a country in the South Pacific, is an archipelago of more than 300 islands


5. The rhythmic rise and fall of ocean water twice in a day is called ______ ?

Wave

Tide

Tsunami

Current

Answer: Tide

Explanation:

The rhythmic rise and fall of ocean water twice in a day is called tide.


6. The earthquake waves are recorded by an instrument called ?

seismograph

richter scale

speedometer

odometer

Answer: Seismograph

Explanation:

The earthquake waves are recorded by an instrument called Seismograph.


7. Which zone separates the crust and mantle ?

Moho

Stratosphere

Lithosphere

Asthenosphere

Answer: Moho

Explanation:

There are five discontinuities inside the earth: Conrad Discontinuity – Transition zone between SIAL and SIMA, Mohorovicic Discontinuity - Transition zone between the Crust and Mantle, Repiti Discontinuity - Transition zone between Outer mantle and Inner mantle, Gutenberg Discontinuity – Transition zone between Mantle and Core, Lehman Discontinuity – Transition zone between Outer core and Inner core.


8. What is the name of the force with which earth pulls everything towards itself ?

Thrust

Air pressure

Gravity

Resistance

Answer: Gravity

Explanation:

Gravity is the force with which earth pulls everything towards itself.


9. To which continent of the world do India, China and Japan belong ?

Asia

Antarctica

Africa

Europe

Answer: Asia

Explanation:

India, China and Japan form a part of Asia Continent.


10. In the context of ocean energy conversion, ‘T’ in OTEC stands for: ?

Tidal

Thermal

Technological

Thermodynamic

Answer: Thermal

Explanation:

OTEC stands for Ocean Thermal Energy Conversion is a process that can produce electricity by using the temperature difference between deep cold ocean water and warm tropical surface waters.