World & Physical Geography MCQs

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North American-western South American Route route links western South America with eastern and western North America. Panama Canal forms a vital link on the route between eastern North America and western South America.

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Ghana houses the largest artificial reservoir in the world based on the surface area, “Lake Volta”. Lake Volta, the largest artificial reservoir in the world based on the surface area and is contained behind the Akosombo Dam which generates a substantial amount of Ghana’s electricity. It is completely within the country of Ghana.

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Zakynthos is a Greek island in the Ionian Sea. It is the third largest of the Ionian Islands. Zakynthos is a separate regional unit of the Ionian Islands region and its only municipality. Zakynthos is a tourist destination, with an international airport. The island’s nickname is “the Flower of the Levant”, bestowed upon it by the Venetians who were in possession of Zakynthos from 1484 to 1797.

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The Rio Naranjo is a river in south-west Guatemala. Its sources are located in the Sierra Madre mountain range. From there it flows through the coastal plains of Retalhuleu and finally drains into the Pacific Ocean.

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Lake Toba is the largest lake in Indonesia and the largest volcanic lake in the world. Lake Toba is a large natural lake in North Sumatra, Indonesia, occupying the caldera of a supervolcano. The lake is located in the middle of the northern part of the island of Sumatra. It is the largest lake in Indonesia and the largest volcanic lake in the world. Lake Toba Caldera is one of the twenty Geoparks in Indonesia, which is recognised in July 2020 as one of the UNESCO Global Geopark.

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The Republic of Madagascar is an island country located in the Indian ocean. It is located miles off the eastern coast of Africa.

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The largest lake of the Republic of Mozambique is the lake Malawi. It is the largest lake of Africa and is spread in three countries namely Mozambique, Malawi and Tanzania.

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A supernova is a stellar explosion that is more energetic than a nova. During this short interval a supernova can radiate as much energy as the Sun is expected to emit over its entire life span. The explosion expels much or all of a star’s material at a velocity of up to 30,000 km/s (10% of the speed of light).

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Stalagmite is the mound or tapering column rising from the floor of a cave, formed of calcium salts deposited by dripping water and often uniting with a stalactite. They are formed by the action of underground water. Stalactites hang downwards from the ceiling of caves, whereas stalagmites rise upwards from the floor of a cave.

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A greenhouse gas is defined as any gaseous compound that is capable of absorbing infrared radiation thereby trapping and holding heat in the atmosphere. Many greenhouse gases occur naturally in the atmosphere, such as carbon dioxide, methane, water vapor, and nitrous oxide, while others are synthetic. Those that are man-made include the chlorofluoro-carbons (CFCs), hydrofluoro-carbons (HFCs) and Perfluoro-carbons (PFCs), as well as sulfur hexafluoride (SF6).