Class 8th Social Science MCQ

Q1. Crude oil can be found in:
1. Qatar.
2. Thailand.
3. Malaysia.
4. Zambia.

Ans: 1. Qatar.
Q2. The South American country which boasts of mineral oil is:
1. Uruguay.
2. Bolivia.
3. Brazil.
4. Venezuela.

Ans: 4. Venezuela.
Q3. Which continent is the leading producer of iron ore in the world?
1. North America.
2. Asia.
3. Europe.
4. Australia.

Ans: 3. Europe.
Q4. Which of these is called buried sunshine?
1. Petroleum.
2. Coal.
3. Solar energy.
4. Tidal energy.

Ans: 2. Coal.
Q5. ______ produces more than half of the world’s tin.
1. Africa.
2. Asia.
3. Antarctica.
4. Europe.

Ans: 2. Asia.
Q6. Which is one of the deepest gold mine of the world?
1. Kolar.
2. Jharia.
3. Raniganj.
4. Bikaner.

Ans: 1. Kolar.
Q7. Minerals found near earth’s surface are taken out by the process of:
1. Quarrying.
2. Drilling.
3. Digging.
4. Weathering.

Ans: 1. Quarrying.
Q8. Which of the following are non-conventional resources?
1. Wind energy.
2. Solar energy.
3. Tidal energy.
4. All of these.

Ans: 4. All of these.
Q9. A naturally occuring substance that has a definite chemical composition is a:
1. Ore.
2. Rock.
3. Mineral.
4. Copper.

Ans: 3. Mineral.
Q10. What is the name of the mineral that is extracted from Bauxite?
1. Silver.
2. Manganese.
3. Aluminium.
4. Copper.

Ans: 3. Aluminium.
Q11. To reach mineral deposits at great depths, deep bores have to be made. This process is called _____.
1. Shaft mining.
2. Drilling.
3. Quarrying.
4. Open cast mining.

Ans: 1. Shaft mining.
Q12. What is the process in which minerals lying near the surface are dug?
1. Drilling.
2. Off-shore drilling.
3. Quarrying.
4. Extraction.

Ans: 3. Quarrying.
Q13. ________ is the ore of Aluminium.
1. Iron.
2. Mineral oil.
3. Bauxite.
4. Coal.

Ans: 3. Bauxite.
Q14. _____ is the largest producer of diamond among all continents.
1. Asia.
2. South America.
3. Africa.
4. Australia.

Ans: 3. Africa.
Q15. Which is the rarest diamond on this earth?
1. Black diamond.
2. Blue diamond.
3. Red diamond.
4. Green diamond.

Ans: 4. Green diamond.
Q16. Which state is a major bauxite producing area?
1. Goa.
2. Madhya Pradesh.
3. Assam.
4. Tamil Nadu.

Ans: 2. Madhya Pradesh.
Q17. What is the name given to the electricity produced from coal?
1. Nuclear power.
2. Thermal power.
3. Fossil fuel.
4. None of these.

Ans: 2. Thermal power.
Q18. The process of taking out minerals from rocks buried under the surface of the earth is named as:
1. Mining.
2. Pumping.
3. Extracting.
4. None of the above.

Ans: 1. Mining.
Q19. Why has quarrying become a major environmental concern?
1. Because minerals are pollutants.
2. Due to dust raised from the quarrying activities.
3. Because it is done by displacing people.
4. None of these.

Ans: 2. Due to dust raised from the quarrying activities.
Q20. Ores of ______ contain iron.
1. Manganese.
2. Gypsum.
3. Sandstone.
4. Marble.

Ans: 1. Manganese.
Q21. Which one of the following practices will NOT conserve LPG in your Kitchen?
1. Soaking the dal for some time before cooking it.
2. Cooking food in a pressure cooker.
3. Keeping the vegetables chopped before lighting the gas for cooking.
4. Cooking food in an open pan kept on low flame.

Ans: 4. Cooking food in an open pan kept on low flame.
Q22. _____ is the largest producer of Bauxite across the globe.
1. US.
2. Australia.
3. Canada.
4. India.

Ans: 2. Australia.
Q23. What are the fossil fuels?
1. Fuels used for domestic purpose.
2. Fuel found in highly area.
3. Created by buried organism.
4. None of these.

Ans: 3. Created by buried organism.
Q24. ______ is a mineral fuel.
1. Gold.
2. Silicon.
3. Petroleum.
4. Iron.

Ans: 3. Petroleum.
Q25. Give two examples of non-metallic mineral fuels from the options given below:
1. Manganese Ore, Bauxite.
2. Gold, Silver.
3. Coal, Petroleum.
4. Iron Ore, Bauxite.

Ans: 3. Coal, Petroleum.
Q26. ______ is the extraction of valuable minerals or other geological materials from the earth.
1. Mining.
2. Smelting.
3. Quarrying.
4. Excavating.

Ans: 1. Mining.
Q27. ______ is a leading producer of tin.
1. China.
2. Pakistan.
3. Switzerland.
4. USA.

Ans: 1. China.
Q28. Minerals can be identified on the basis of their physical properties. Which one among the following is not a
physical property with respect to the minerals?
1. Colour.
2. Presence of Sulphides.
3. Hardness.
4. Density.

Ans: 2. Presence of Sulphides.
Q29. _____ is an example of conventional energy sources.
1. Firewood.
2. Technology.
3. Iron.
4. Silver.

Ans: 1. Firewood.
Q30. Minerals found in ______ are not accessible.
1. Greenland.
2. Serbia.
3. Antarctica.
4. Japan.

Ans: 3. Antarctica.
Q31. France has _____ deposits:
1. Copper.
2. Limestone.
3. Gypsum.
4. Petroleum.

Ans: 2. Limestone.
Q32. Thermal power is electricity generated from _____.
1. Coal.
2. Hydel power.
3. Firewood.
4. Iron.

Ans: 1. Coal.
Q33. Which of the following gas is present in large quantities of biogas?
1. Carbon monoxide.
2. Carbon dioxide.
3. Methane.
4. Oxygen.

Ans: 3. Methane.
Q34. Geothermal energy is the thermal energy present________.
1. On the surface of the earth.
2. In the interior of the earth.
3. On the surface of the ocean.
4. None of the above.

Ans: 2. In the interior of the earth.
Q35. High grade iron ore can be found in:
1. Australia.
2. Brazil.
3. Mexico.
4. Chile.

Ans: 2. Brazil.
Q36. ___ is found in China.
1. Gold.
2. Bauxite.
3. Antimony.
4. Copper.

Ans: 3. Antimony.
Q37. ______ is obtained from quartz.
1. Silicon.
2. Uranium.
3. Bauxite.
4. Gold.

Ans: 1. Silicon.
Q38. From which mineral is silicon obtained?
1. Coal.
2. Bauxite.
3. Thorium.
4. Quartz.

Ans: 4. Quartz.
Q39. ________ can be found in the Appalachian region of Canada.
1. Silver.
2. Coal.
3. Diesel.
4. Chromium.

Ans: 2. Coal.
Q40. Extraction of minerals is carried out by the process of:
1. Weathering.
2. Clearing forests.
3. Clearing land.
4. Mining.
Ans: 4. Mining.
Q41. Which of these is a non-metallic mineral?
1. Iron ore.
2. Bauxite.
3. Limestone.
4. Manganese ore.

Ans: 3. Limestone.
Q42. Which of these is a conventional source?
1. Coal.
2. Petroleum.
3. Natural gas.
4. All of these.

Ans: 4. All of these.
Q43. Which one of the following countries in Europe has the largest deposits of iron?
1. Portugal.
2. Russia.
3. Germany.
4. Hungary.

Ans: 2. Russia.
Q44. The National Metallurgical Laboratory of India located at ________.
1. Jamshedpur.
2. Dhanbad.
3. Roorkee.
4. Ranchi.

Ans: 1. Jamshedpur.
Q45. The difference between tidal energy and wave energy is that.
1. Wave energy uses the gravitational pull of the Earth and moon to generate energy.
2. Tidal energy uses the kinetic force of waves to produce energy.
3. Tidal energy uses the gravitational pull of the Earth, moon, and sun to generate energy.
4. None of the above.

Ans: 3. Tidal energy uses the gravitational pull of the Earth, moon, and sun to generate energy.
Q46. The example of ferrous minerals is:
1. Manganese.
2. Limestone.
3. Coal.
4. Petroleum.

Ans: 1. Manganese.
Q47. Which one of the followings is not the way of saving energy at home?
1. Switching off lights when not in use.
2. Keeping gas off when not in use.
3. Cooking food in an open pan on low flame.
4. Switching on lights during daytime.

Ans: 3. Cooking food in an open pan on low flame.
Q48. Gold is an example of minerals.
1. Ferrous.
2. Non-ferrous.
3. Both (a) and (b).
4. None of these.
Ans: 2. Non-ferrous.
Q49. Gypsum is an example of _____ mineral.
1. Metallic.
2. Ferrous.
3. Non-metallic.
4. Non-ferrous.

Ans: 3. Non-metallic.
Q50. Coal is an example of ______ energy resource.
1. Renewable.
2. Non-renewable.
3. Human-made.
4. Non–ferrous.

Ans: 2. Non-renewable.
Q51. An example of mineral fuel is:
1. Coal.
2. Bauxite.
3. Iron.
4. Gold.

Ans: 1. Coal.
Q52. Which of the following countries do not have huge reserves of petroleum and natural gas?
1. Iran.
2. Iraq.
3. China.
4. Saudi Arabia.

Ans: 3. China.
Q53. If a rock contains copper, then its color is ____.
1. Black.
2. Blue.
3. Red.
4. Purple.

Ans: 2. Blue.
Q54. _____ is disadvantage of using hydel power.
1. Easy access.
2. Doesn’t cause pollution.
3. Local people are forced to evacuate the area for construction of hydel power project.
4. Cheap for usage.

Ans: 3. Local people are forced to evacuate the area for construction of hydel power project.
Q55. More than ______ different types of minerals have been identified until now.
1. 3000.
2. 2800.
3. 2500.
4. 2900.

Ans: 2. 2800.
Q56. Limestone is a ____ mineral.
1. Ferrous.
2. Metallic.

3. Non-metallic.
4. Non – ferrous.
Ans: 3. Non-metallic.
Q57. ______ beds can be found in Algeria.
1. Chromite.
2. Nikel.
3. Phosphate.
4. Limestone.

Ans: 3. Phosphate.
Q58. Which continent produces more than half of the world’s tin?
1. Africa.
2. Asia.
3. Europe.
4. South America.

Ans: 2. Asia.
Q59. Which among the following is a leading producer of tin in the world?
1. Indonesia.
2. Malaysia.
3. Sri Lanka.
4. China.

Ans: 4. China.
Q60. ____ is the best way to conserve metals.
1. Throwing away.
2. Recycling.
3. Decomposing.
4. Discarding its usage.

Ans: 2. Recycling.