- Choose the correctly matched pair(s) — 1. Iron ore : Port Radium 2. Mineral oil : Bingham 3. Copper : Baku 4. Uranium : Mesabi
- 1, 2 and 3
- 2, 3 and 4
- 1, 3 and 4
- None of these
Show answer
Answer: (D) None of these
Correct pairs — Port Radium : uranium, Bingham : copper, Baku : oil, Mesabi : iron ore.
- Which pair is NOT correctly matched?
- Detroit — automobiles
- Magnitogorsk — iron and steel
- Johannesburg — gold mining
- Birmingham — shipbuilding
Show answer
Answer: (D) Birmingham — shipbuilding
Birmingham (UK) is known for metals and engineering and Birmingham (USA) for iron and steel — not for shipbuilding.
- Which is the world’s busiest ocean trade route?
- Indian Ocean route
- North Atlantic route
- South Atlantic route
- Pacific route
Show answer
Answer: (B) North Atlantic route
It links Western Europe with the eastern seaboard of the USA — the two most developed regions.
- Which of these is the longest railway?
- Trans-Caucasian
- Trans-Indian
- Southern Transcontinental
- Trans-Siberian
Show answer
Answer: (D) Trans-Siberian
Moscow to Vladivostok, ≈ 9,289 km.
- What is the main feature of mixed farming? (IAS 2012)
- Cash and food crops together
- Two or more crops in one field together
- Crop production and animal rearing together
- None of these
Show answer
Answer: (C) Crop production and animal rearing together
Sowing several crops together in one field is “mixed cropping”, not mixed farming.
- The Itaipu dam on the Paraná is a joint project of which two countries? (IAS 2005)
- Brazil and Peru
- Paraguay and Ecuador
- Brazil and Paraguay
- Colombia and Paraguay
Show answer
Answer: (C) Brazil and Paraguay
Itaipu is one of the world’s largest hydroelectric dams.
- Consider — 1. Primary-sector workers are called “gold collar”. 2. “Pink collar” workers are in the secondary sector. 3. “Red collar” workers are in the tertiary sector. 4. Quaternary-service workers are called “white collar”. Correct —
- 1 only
- 1, 2 and 4
- 3 and 4
- 4 only
Show answer
Answer: (D) 4 only
Primary = red, secondary = blue, tertiary = pink, quaternary = white, quinary = gold.
- Which tribes live by hunting? 1. Eskimo 2. Pygmy 3. Bushmen 4. Semang
- 1, 2 and 3
- 2, 3 and 4
- 1, 3 and 4
- All of these
Show answer
Answer: (D) All of these
All four are hunters — tundra, Congo Basin, Kalahari and the forests of Malaya.
- Names of shifting cultivation — choose the correct pairs: 1. Ladang — Malaysia 2. Caingin — Philippines 3. Chena — Sri Lanka 4. Conuco — Madagascar
- 1 and 2
- 2 and 3
- 1, 2 and 3
- All of these
Show answer
Answer: (C) 1, 2 and 3
Conuco is the Venezuelan name; in Madagascar it is “Tavy”.
- Choose the correct pairs — 1. Viticulture : grapes 2. Apiculture : commercial honey 3. Pisciculture : flowers 4. Olericulture : vegetables
- 1, 2 and 4
- 2, 3 and 4
- 1, 3 and 4
- All of these
Show answer
Answer: (A) 1, 2 and 4
Pisciculture is fish farming; flower growing is floriculture.
- Consider — 1. Most of China’s iron ore is low grade. 2. China is today the largest producer of iron ore. Correct —
- 1 only
- 2 only
- 1 and 2
- Neither
Show answer
Answer: (A) 1 only
The largest producer today is Australia (USGS 2026); China imports most of the ore it needs.
- In 2025 the largest producers of bauxite and manganese respectively are —
- Australia, China
- Guinea, South Africa
- India, Gabon
- Jamaica, Brazil
Show answer
Answer: (B) Guinea, South Africa
USGS MCS 2026 — bauxite: Guinea (150 Mt); manganese: South Africa.
More chapters in this subject
- Transport and Communication12 questions
- Indian States and Union Territories12 questions
- Energy Resources of India12 questions
- Landform Diversity — Mountains, Plateaus, Plains12 questions
- Earth Movements — Endogenic and Exogenic Forces12 questions
- Hydrosphere — Oceans, Tides and Currents12 questions