Geography and Archipelago

Natural Resources, Mining and Energy Infrastructure

26 practice questions, each with the answer and an explanation.

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Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 26 questions

  1. Which iconic mining complex in the Sudirman Range of Central Papua is one of the world's largest known reserves and producers of both gold and copper?
  2. Which inland mining center in South Sulawesi, operated by PT Vale Indonesia around Lake Matano, has been mining nickel laterite ore since the 1970s?
  3. Which mega-industrial estate in Central Sulawesi has emerged as a global hub for stainless steel and EV battery chemicals using high-pressure acid leaching (HPAL)?
  4. Which major nickel and cobalt industrial processing complex is situated in Central Halmahera, North Maluku, mirroring the integrated model of Morowali?
  5. Which coal mining area in Muara Enim, South Sumatra, operated by state-owned PT Bukit Asam, contains Indonesia's largest single deposit of sub-bituminous thermal coal?
  6. Which province is the leading producer and exporter of open-pit thermal coal in Indonesia, centered around Samarinda, Sangatta, and Kutai Kartanegara?
  7. Which deltaic and offshore petroleum basin in East Kalimantan has produced enormous volumes of natural gas supplying the Bontang LNG plant for decades?
  8. Which major LNG liquefaction project, operated by bp in Bintuni Bay, West Papua, produces over 11 million tons of liquefied natural gas per year following Train 3 expansion?
  9. Which historic natural gas field near Lhokseumawe, Aceh, discovered by Mobil Oil in 1971, drove Indonesia's ascent as a premier global LNG exporter during the 1980s?
  10. Which onshore oil block located in Bojonegoro and Blora on the border of Central and East Java stands as Indonesia's highest-producing crude oil field?
  11. Which oil-rich basin in Riau, Sumatra, historically operated by Caltex and now Pertamina, hosts the supergiant Minas and Duri oil fields, utilizing steam injection technology?
  12. Which geothermal power facility in West Java, commissioned in 1982 near Garut, is Indonesia's pioneer commercial geothermal power plant?
  13. Which high-altitude volcanic plateau in Central Java, renowned for ancient Hindu temples, hosts an operating geothermal field generating over 60 MW of electricity?
  14. Which mega-geothermal power project in North Sumatra, located in North Tapanuli Regency, is one of the world's largest single-contract geothermal facilities with 330 MW capacity?
  15. Which reservoir in West Java, formed by damming the Citarum River, hosts Southeast Asia's largest floating solar photovoltaic power plant with a capacity of 192 MWp?
  16. What is the name of the largest multipurpose dam and reservoir in Indonesia, completed in 1967 on the Citarum River in Purwakarta, West Java, supplying raw water to Jakarta?
  17. Which province in Indonesian Borneo contains the nation's premier commercial bauxite mining reserves, supporting domestic alumina smelting facilities at Tayan and Ketapang?
  18. Which state-owned mining enterprise holds the primary concession for onshore and offshore tin dredging and smelting across Bangka and Belitung islands?
  19. Which Indonesian province possesses the largest total area of commercial oil palm plantations (kelapa sawit), accounting for over 2.8 million hectares of cultivation?
  20. Which highland volcanic plateau in Central Aceh is globally celebrated for producing single-origin organic Arabica coffee with complex earthy and spicy flavor notes?
  21. Which historical spice crop, indigenous to the Maluku islands of Ternate and Tidore, consists of the dried, unopened flower buds of the aromatic tree Syzygium aromaticum?
  22. Which tree species, native to the Amazon and introduced to Southeast Asia in the late 19th century, is tapped across South Sumatra and North Sumatra to produce natural rubber latex?
  23. Which fertile alluvial lowland belt along the northern coast of West Java, encompassing Karawang, Subang, and Indramayu, is historically known as Indonesia's national rice bowl (lumbung padi)?
  24. Which large Indonesian island accounts for over 60 percent of national cacao (cocoa bean) cultivation, centered across its central, southern, and southeastern provinces?
  25. Which coastal mariculture crop, predominantly cultivated in shallow coastal waters in South Sulawesi, Nusa Penida (Bali), and East Nusa Tenggara, produces carrageenan for food thickeners?
  26. Which island territory in the Riau Islands, along with Belitung Island, holds extensive high-purity silica sand and quartz reserves prioritized for solar photovoltaic glass manufacturing?

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