Correct : C
Explanation: The barysphere is the Earth's core, also known as the "inner core" or the "core". It's the innermost layer of the Earth, and is made up of very dense rocks that are rich in nickel and iron. The barysphere is also known as NIFE, because of the presence of Nickel and Ferrous (iron).
2. The Volcanic region 'Ring of Fire' surrounds
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Correct : C
Explanation: The Ring of Fire is a tectonic belt of volcanoes and earthquakes that surrounds most of the Pacific Ocean. It is also known as the Pacific Ring of Fire, the Rim of Fire, the Girdle of Fire, or the Circum-Pacific belt.
3. Which of following is a cold ocean current ?
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Correct : D
Explanation: The Benguela Current is a cold ocean current that moves around western Africa. It's a broad, northward-flowing current that forms the eastern portion of the South Atlantic Ocean gyre.
4. Which of these is an archipelago ?
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Correct : C
Explanation: An archipelago is a group of islands that are close together or in a chain in a body of water. Archipelagos are usually found in the ocean, but can also be found in rivers and lakes. The Malay Archipelago is the largest group of islands in the world and is located off the southeastern coast of Asia. It consists of Indonesia and the Philippines, which have over 13,000 and 7,000 islands, respectively.
5. Which of the following is a tropical grassland ?
Correct : A
Explanation: Tropical grasslands, also known as savannas, are located between 30ºN and 30ºS of the equator. They are found in South America, Africa, Asia, and Australia.
6. Negroes of South-west Africa are called
Correct : B
Explanation: The term "Negro" is outdated and can be offensive. It is a term used to describe people of Black African ancestry or a group of people with African ancestry and dark skin pigmentation.
7. Namibia is the new name of
Correct : D
Explanation: Namibia was previously known as South West Africa. In 1968, the UN General Assembly adopted a resolution to rename South West Africa to Namibia, in accordance with the desires of its people.
8. The world's longest river is
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Correct : D
Explanation: The Nile is a river in northeastern Africa that flows north into the Mediterranean Sea. It is the longest river in Africa and is about 6,650 kilometers (4,132 miles) long. It runs through or along the border of 10 other African countries, including Burundi, Tanzania, Rwanda, the Democratic Republic of the Congo, Kenya, Uganda, Sudan, Ethiopia, and South Sudan.
9. Khyber pass is in which country ?
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Correct : B
Explanation: The Khyber Pass is located in the Khyber Pakhtunkhwa province of Pakistan and the Nangarhar province of Afghanistan. The pass connects the two countries through the Hindu Kush mountain range. The Khyber Pass is 33 miles (53 kilometers) long and 6,825 feet (2,080 meters) high.
10. Gondwana hills are located in whic state ?
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Correct : D
Explanation: The Gondwana hills are located in the central Indian region of Gondwana, which includes parts of Madhya Pradesh, Telangana, Andhra Pradesh, and Maharashtra.
11. Tungabhadra is a tributary of which river ?
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Correct : D
Explanation : The Tungabhadra River is a tributary of the Krishna River. The Tungabhadra is formed by the confluence of the Tunga and Bhadra rivers, which originate on the eastern slopes of the Western Ghats. The Tungabhadra is a perennial river, meaning it always has flowing water.
12. Where are most of the earth's active volcanoes concentrated ?
Correct : B
Explanation: The Pacific Ring of Fire, also known as the Circum-Pacific Belt, is home to 75% of the world's active and dormant volcanoes. This circular belt, which coincides with the edges of the Pacific Plate, is a path along the Pacific Ocean characterized by frequent earthquakes and active volcanoes.
13. Where is Lake Superior, the largest freshwater lake in the world located ?
Correct : A
Explanation: Lake Superior is located in central North America, straddling the Canada–United States border. It's the world's largest freshwater lake by surface area, covering 82,100 square kilometers.
14. What is the longest mountain range in the world above sea level ?
Correct : A
Explanation: The Andes are the longest mountain range above sea level, stretching for about 7,000 kilometers (4,300 miles) through seven countries in South America.
15. Which countries are separated by the 49th parallel ?
Correct : A
Explanation: The 49th parallel separates the United States of America and Canada. It is a circle of latitude that is 49 degrees north of the Earth's equator.
16. Which of the followins is also known as Eternal City ?
Correct : B
Explanation: Rome is known as the Eternal City, or Roma Aeterna in Latin. The ancient Romans believed that Rome would last forever, regardless of what happened to the world. The city is also known as the City of Seven Hills due to its location.
17. Who discovered Milky way ?
Correct : A
Explanation: Galileo Galilei was the first to see the Milky Way Galaxy in 1610. Using a telescope, he saw the Milky Way as a collection of stars, rather than a cloud. Before this, the Milky Way was thought to be a band of clouds.
18. Which is the hottest planet in the Solar System ?
Correct : C
Explanation: enus is the hottest planet in our solar system, with temperatures reaching 870° Fahrenheit (465° Celsius). Venus is the second planet from the sun, and is surrounded by a thick layer of carbon dioxide gas. When the sun's rays reach Venus, the carbon dioxide traps the heat within, causing a kind of planetary greenhouse effect.
19. Which of the following is known as the Morning Star ?
Correct : C
Explanation: The planet Venus is known as the morning star. Venus is the second planet from the sun and Earth's closest planetary neighbor. It's also the brightest planet in the night sky.
20. Which planet looks reddish in the night sky ?
Correct : D
Explanation: Mars is a reddish planet in the solar system, and is also known as the Red Planet. It appears reddish due to the presence of iron oxide, or rust, on its surface.