71. Lake Suchitlan, recently in the news due to water lettuce infestation, is located in which country?
[A] Brazil
[B] Mexico
[C] Colombia
[D] El Salvador
Show Answer
Correct Answer: D [El Salvador]
Notes:
Lake Suchitlán in El Salvador is facing a crisis due to the rapid spread of invasive water lettuce. Lake Suchitlán is located in El Salvador. Water lettuce is a perennial, free-floating aquatic weed found in tropical regions across Asia, Africa, and the Americas. It is also called water cabbage, Nile cabbage, or shellflower. The plant has lettuce-like leaves with long, feathery white to tan roots hanging below.
72. Negros Island, that was recently seen in news, is located in which country?
[A] Indonesia
[B] Malaysia
[C] Philippines
[D] Japan
Show Answer
Correct Answer: C [Philippines]
Notes:
A 5.8 magnitude earthquake recently struck Negros Island, Philippines. Negros Island is part of the Visayan Islands in central Philippines. It is the fourth largest and third most populous island in the country. The island is boot-shaped, measuring 217 km long and 35–79 km wide. It is separated from Panay Island by the Guimaras Strait and from Cebu Island by the Tanon Strait. The Visayan Sea borders it to the north and the Sulu Sea to the south. A central mountain range runs through the island, containing Mount Canlaon (2,465 m) — an active volcano and the highest peak on Negros.
73. Lake Turkana is located in which country?
[A] Ugana
[B] Tanzania
[C] Kenya
[D] Egypt
Show Answer
Correct Answer: C [Kenya]
Notes:
A drying climate in East Africa caused Lake Turkana’s water levels to drop, triggering earthquakes and volcanic activity beneath it. Lake Turkana, formerly Lake Rudolf, is a vast, shallow lake in northern Kenya, extending slightly into Ethiopia. It lies along the Eastern Rift Valley, separated from Lake Logipi by volcanic formations called the Barriers.
74. Uturuncu Volcano, that was recently seen in news, is located in which country?
[A] Japan
[B] Indonesia
[C] Bolivia
[D] Peru
Show Answer
Correct Answer: C [Bolivia]
Notes:
A recent study mapped Bolivia’s Uturuncu Volcano and found its unusual ground movement is caused by hot fluids and gases, not rising magma indicating an eruption. Uturuncu is a dormant stratovolcano in the Andes Mountains of southwestern Bolivia. It is 6,008 metres above sea level and is the tallest peak in southern Bolivia. It last erupted 2,50,000 years ago but remains seismically active with hundreds of small quakes each year. It sits above the Altiplano-Puna Magma Body, a 200-kilometre-wide active magma reservoir. Its “zombie” behaviour is due to underground liquid and gas movement with low eruption risk.
75. Dariya Bahadur Island, that was recently seen in news, is located in which state?
[A] Andhra Pradesh
[B] Tamil Nadu
[C] Kerala
[D] Karnataka
Show Answer
Correct Answer: D [Karnataka]
Notes:
Udupi Police recently filed a case against eight people for entering the restricted Dariya Bahadur Island, highlighting its protected status. The island, also called Bhadragada Island or Lighthouse Island, lies near Malpe Beach in Udupi district, Karnataka. It is a small rocky island with a breadth of about 1.6 sq km and an area of less than 250 yards. It is known for its scenic buildings and the historic Daira Bahadurgarh Fort built by Basavappa Naik of Bidanur.
76. Gadisar Lake, that was recently seen in news, is located in which state?
[A] Maharashtra
[B] Madhya Pradesh
[C] Rajasthan
[D] Gujarat
Show Answer
Correct Answer: C [Rajasthan]
Notes:
The Rajasthan High Court recently sought a detailed conservation plan from the state government due to rising ecological threats to Gadisar Lake in Jaisalmer, Rajasthan. Gadisar Lake is a 14th-century artificial reservoir originally built by Raja Rawal Jaisal and later renovated by Maharawal Gadsi Singh, giving it its present name. It historically served as Jaisalmer’s main water source through an efficient rainwater harvesting system in the desert. Encroachment, urban pressure, siltation and pollution have reduced its catchment area and damaged ecological balance. The lake supports local biodiversity and migratory birds, making it a vital urban-wetland ecosystem.
77. Curacao Island, that was recently seen in news, is located in which country?
[A] Red Sea
[B] Black Sea
[C] South China Sea
[D] Caribbean Sea
Show Answer
Correct Answer: D [Caribbean Sea]
Notes:
Curacao has created history by qualifying for the 2026 Fédération Internationale de Football Association (FIFA) World Cup, becoming the smallest nation ever to reach the tournament with a population of about 1.56 lakh. Curacao is an island country in the southern Caribbean Sea, located 60 km north of Venezuela, and is a territorial country within the Kingdom of the Netherlands. It consists of the islands of Curacao and Klein Curacao, spread over 171 square miles with its capital at Willemstad, a UNESCO World Heritage Site. Curacao follows a constitutional monarchy with the Dutch monarch as head of state and a prime minister as head of government.
78. Hussainsagar Lake, that was recently seen in news, is an artificial lake located in which city?
[A] Chennai
[B] Kolkata
[C] Chandigarh
[D] Hyderabad
Show Answer
Correct Answer: D [Hyderabad]
Notes:
Hyderabad Metropolitan Development Authority (HMDA) will use bioremediation with enzyme solutions and biochar-based Bokashi balls to reduce algal blooms bad smell and poor water quality in Hussainsagar Lake. Hussainsagar Lake is an artificial lake located in Hyderabad Telangana. It is also known as Tank Bund and lies on a tributary of the River Musi.
79. Guinea-Bissau, which was recently in the news due to military rule, is located on which continent?
[A] Asia
[B] Africa
[C] Europe
[D] Australia
Show Answer
Correct Answer: B [Africa]
Notes:
Guinea-Bissau recently came under military rule. It is one of the smallest countries in Africa with Bissau as its capital city. The country borders Senegal to the north and Guinea to the east and south, with a coastline on the Atlantic Ocean to the west. The terrain is mostly low-lying coastal plains with estuaries, rising to savanna in the east, and the Fouta Djallon Plateau dominates the southeast.
80. Mount Kangto, that was recently seen in news, is the highest peak of which state?
[A] Arunachal Pradesh
[B] Assam
[C] Mizoram
[D] Sikkim
Show Answer
Correct Answer: A [Arunachal Pradesh]
Notes:
An Indian Army mountaineering team from Eastern Command successfully summited Mount Kangto, standing at 7,042 metres, for the first recorded time. Mount Kangto is the highest peak of Arunachal Pradesh and is located in the Kameng Himalayas. The team approached and climbed the peak via the challenging southern route. The achievement marked Mount Kangto as no longer an unconquered peak. The team was “Flagged In” by Lieutenant General (Lt Gen) RC Tiwari, Army Commander of the Eastern Command.