and Power Resources
Q1. Fill in the blanks.
is one of the leading producers of copper in the world.
Metallic minerals may be ferrous or non-ferrous.
Electricity from coal is called thermal
Minerals are classified mainly as metallic
and non-metallic minerals.
Minerals can be extracted by mining,
drilling or quarrying.
Petroleum is found between the layers of rocks
and is drilled from oil fields located in off-shore and coastal areas.
Graphite used in pencil is also a mineral.
has no known mineral deposit in it.
of the world’s electricity is produced by hydel power.
All minerals are rocks but all rocks are
not minerals. True
Minerals are inexhaustible. False
Copper is another metal used in everything
from coins to pipes. True
Karnataka is not a producer of mica. True
Gold, silver and copper are ferrous mineral.
Deep bores dug to reach mineral deposits
are called shaft. True
Chile and Peru are leading producers of copper.
Q3. Name any three common minerals used by you every day.
Salt, copper, iron
Q4. Name two naturally occurring radioactive elements.
Q5. Name one ore of Aluminum.
Q6. Which country is the largest producer of bauxite in the
is the largest producer of bauxite in the world.
Q7. Which is the most abundantly found fossil fuel?
Ans. Coal is
the most abundantly found fossil fuel.
Q8. Which country has the world’s largest geothermal power
Ans. USA has the world’s largest geothermal power
Q9. Name the place in India which has huge tidal mill farms.
Ans. Gulf of Kachchh in India has huge tidal mill
Q10. Name two regions rich in natural gas resources.
Ans. Two regions rich in natural gas resources are
Russia and Norway.
Q11. Which continent produces more than half of the world’s tin?
Which continent is largest producer of tin?
Asia produces more than half of the world’s tin.
Q12. Which continent is the leading producer of iron ore in the
Which continent is largest producer of iron ore?
Europe is the leading producer of iron-ore in the world.
Q13. Name two minerals in whose production India contributes a
Ans. Mica and
Q14. Name the first country to develop hydroelectricity in the world.
Which was the first country to develop hydroelectricity?
Ans. Norway was
the first country in the world to develop hydroelectricity.
Q15. In which industry is silicon important? From which ore is
used in the computer industry is obtained from quartz.
Q16. Which is the world’s largest producer of diamonds, gold and
Ans. Africa is
the world’s largest producer of diamonds, gold and platinum.
Q17. What is mineral?
naturally occurring substance that has a definite chemical composition is a
Q18. Name the leading tin producers in Asia.
Malaysia and Indonesia are among the world’s leading tin producers.
Q19. Which two areas in Australia have large deposits of gold?
and Coolgardie areas of western Australia have the largest deposits of gold.
Q20. What is natural gas?
gas is found with petroleum deposits and is released when crude oil is brought
to the surface.
Q21. Where are Uranium and Thorium found in India?
Ans. In India Rajasthan and Jharkhand have large deposits
is found in large quantities in the Monozite sands of Kerala.