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CBSE · Class 12 · Social Science

Mineral and Energy Resources

Standard difficulty · 20 questions · 40 marks · Time: 37 minutes

Name: Date: Score: ____ / 40

Write full answers in Sections B and C. Answers are on the last page — try every question first!

Section A — Choose the correct answer8 × 1 = 8 marks
1.
Most of India’s metallic minerals occur in:
  1. the Thar desert sands
  2. the coastal deltas
  3. the northern alluvial plains
  4. the old crystalline rocks of the peninsular plateau
2.
Jharia is known for which resource?
  1. coal
  2. geothermal energy
  3. nuclear power
  4. petroleum
3.
In which state is the Rawatbhata nuclear power project?
  1. Gujarat
  2. Punjab
  3. Maharashtra
  4. Rajasthan
4.
Which minerals is the Himalayan belt known for?
  1. copper, zinc and building stones
  2. iron ore, coal, manganese, bauxite and mica
  3. copper, lead, zinc, cobalt and tungsten
  4. only salt and gypsum
5.
Which of these is a conventional source of energy?
  1. tidal energy
  2. geothermal energy
  3. natural gas
  4. solar energy
6.
The Oil and Natural Gas Commission was set up in 1956; the Trombay institute was renamed the Bhabha Atomic Research Centre in 1967. How many years apart were these?
  1. 11 years
  2. 8 years
  3. 21 years
  4. 12 years
7.
Over 97% of India’s coal reserves lie in the Damodar, Sone, Mahanadi and Godavari valleys. Suppose reserves were 200 million tonnes. How much would lie in these valleys?
  1. 194 million tonnes
  2. 103 million tonnes
  3. 6 million tonnes
  4. 1,940 million tonnes
8.
About 80% of India’s coal is bituminous and non-coking. Suppose a coalfield holds 640 million tonnes. How much of it would be bituminous?
  1. 5,120 million tonnes
  2. 560 million tonnes
  3. 128 million tonnes
  4. 512 million tonnes
Section B — Short answer8 × 2 = 16 marks
9.
What is a mineral?
10.
Is each ferrous, non-ferrous, non-metallic or a mineral fuel? (a) manganese (b) limestone
11.
In which state is each nuclear power project? (a) Kaiga (b) Kakrapar
12.
Which came first, and by how many years? (a) the Trombay institute was renamed the Bhabha Atomic Research Centre (1967) (b) production began at Mumbai High (1976)
13.
Mumbai High lies about 160 km off the coast. Suppose a supply ship sails at 32 km/h and makes 8 round trips a week. How long is one trip out, and how many hours does it sail in a week?
14.
Which minerals is each belt known for? (a) the Himalayan belt (b) the north-western region
15.
Suppose a factory needs 7,100 tonnes of copper a year and gets 10% from recycled scrap. How many tonnes come from scrap and how many must be mined, and why does scrap matter for copper in India?
16.
Explain each term: (a) field-based refinery (b) bio-energy
Section C — Longer answers4 × 4 = 16 marks
17.
Write a note on the petroleum resources of India.
18.
Match each with its resource: (a) Lohardaga (b) Jhunjhunu (c) Noamundi. Choose from: bauxite; copper; iron ore.
19.
(a) Put these in order, earliest first: Mumbai High was discovered (1973); the Trombay institute was renamed the Bhabha Atomic Research Centre (1967); the Oil and Natural Gas Commission was set up (1956). (b) How many years from the first to the last? (c) Explain why one of these mattered for India’s energy.
20.
Suppose a state’s power capacity of 9,000 MW is 65% coal-based, 20% hydel and the rest wind and solar. (a) How many MW come from each? (b) Which of these are non-conventional? (c) Give one advantage of non-conventional energy.
AmbifulWorksheets
Practice that never repeats
CBSE · Class 12 · Social Science

Answer key

Mineral and Energy Resources · AW-12SS-GME-2026-V1 · For parents — fold back or tear off before handing the sheet to your child.

QAnswerWorking
1(d) the old crystalline rocks of the peninsular plateau—
2(a) coal—
3(d) Rajasthan—
4(c) copper, lead, zinc, cobalt and tungsten—
5(c) natural gas—
6(a) 11 years1967 − 1956 = 11
7(a) 194 million tonnes97% of 200
8(d) 512 million tonnes80% of 640
9A natural substance of organic or inorganic origin with definite chemical and physical properties.—
10(a) ferrous (b) non-metallic—
11(a) Karnataka (b) Gujarat—
12The Trombay institute was renamed the Bhabha Atomic Research Centre, by 9 years1976 − 1967
135 hours; 80 hours160 ÷ 32; × 2 × 8
14(a) copper, lead, zinc, cobalt and tungsten (b) copper, zinc and building stones—
15710 t scrap, 6,390 t mined; India’s copper reserves are meagre10% of 7,100
16(a) a refinery near the oilfield, like Digboi (b) energy from farm residues and waste—
17Found in tertiary sedimentary rocks of Assam (Digboi, Naharkatiya, Moran), Gujarat (Ankaleshwar, Kalol, Mehsana) and offshore Mumbai High (found 1973), plus Krishna–Godavari and Kaveri basins.—
18(a) bauxite (b) copper (c) iron ore—
19(a) the Oil and Natural Gas Commission was set up; the Trombay institute was renamed the Bhabha Atomic Research Centre; Mumbai High was discovered (b) 17 years (c) Answers will vary; see the chapter.—
20(a) coal 5,850, hydel 1,800, wind and solar 1,350 MW (b) wind and solar (c) renewable and pollution free (or more evenly spread)65%, 20% and 15% of 9,000