Mineral and Energy Resources — I
Solutions for Geography, Class 10, ICSE
Answer the following questions
11 questionsQuestion 1
Name the prominent minerals of India.
Answer:
The prominent minerals of India are Iron ore, manganese, nickle, copper, mica, limestone and gypsum.
Question 2
Name the state that leads in the production of Iron Ore in India.
Answer:
Odisha is the state that leads in the production of Iron Ore in India.
Question 3
Name two places in India where Bauxite is found.
Answer:
Two places in India where Bauxite is found are Sundergarh (Odisha) and Palamau (Jharkhand).
Question 4
State two uses of Bauxite.
Answer:
Two uses of Bauxite are:
- Bauxite is the raw material for making aluminium. Aluminium is used for making aircraft, ship and utensils etc.
- Bauxite is also used in cement, chemicals, soda cans and dishwashers.
Question 5
Why is it necessary to conserve mineral resources?
Answer:
It is necessary to conserve mineral resources because they are present on earth in limited quantity and are non-renewable. Their consumption rate is high. Therefore we need to conserve them by stopping their wastage.
Question 6
Name three states where Iron ore is found in India.
Answer:
Karnataka, Odisha and Chhattisgarh are three states where Iron ore is found in India.
Question 7
State the uses of Manganese.
Answer:
The uses of Manganese are:
- It is the most important mineral for making Iron and steel.
- It is used for manufacturing of bleaching powder, insecticides, dry batteries and china clay.
- It makes steel strong, removes impurities and makes it immune to rusting.
- It is used to create an alloy with aluminium to produce a metal that is resistant to corrosion.
- It is used in manufacture of ferromanganese, Silico manganese and Chrome manganese.
- In paints, pigments and ceramics.
Question 8
Why is Manganese important for making iron and steel?
Answer:
Manganese is important for making iron and steel because of the following reasons:
- Manganese decreases the brittleness of steel and imparts strength.
- Manganese makes steel strong, removes impurities and makes it immune to rusting.
Question 9
State the main uses of copper.
Answer:
The main uses of copper are:
- Copper is used in electrical machinery, automobile industry, stainless steel and telephones.
- Copper is used in railway equipment industry and other engineering works.
- Copper is used in making alloys such as brass and bronze.
- Copper is used for making arms, ammunition and utensils.
Question 10
Name the states where copper is found.
Answer:
The states where copper is found are Madhya Pradesh, Rajasthan and Jharkhand.
Question 11
Why is copper important for electrical machinery?
Answer:
Copper is important for electrical machinery because of its high ductility and high thermal and electrical conductivity. It is used to make electrical wires, motors and generators.
Multiple Choice Questions
10 questionsQuestion 1
Metallic minerals are found in
- Sedimentary rocks
- Metamorphic rocks
- Igneous rocks
- In all the above
Answer:
Igneous rocks
Question 2
Magnetite type of Iron ore contains
- 80% of pure iron
- 72% of pure iron
- 60% of pure iron
- 40% of pure iron
Answer:
72% of pure iron
Question 3
Iron ore is mainly used for
- ship building
- bolts, nails and screws
- roads and railways
- all the above
Answer:
all the above
Question 4
This state has the largest reserves of magnetite and haematite
- Odisha
- Rajasthan
- Karnataka
- Madhya Pradesh
Answer:
Karnataka
Question 5
This is an important mineral for making iron and steel
- copper
- iron
- coal
- manganese
Answer:
manganese
Question 6
Manganese is used in the manufacture of
- bolts & nails
- sponge
- iron appliances
- ferromanganese
Answer:
ferromanganese
Question 7
This mineral is highly ductile
- iron ore
- manganese
- copper
- bauxite
Answer:
copper
Question 8
It is used for making aircrafts, ships and utensils
- iron ore
- bauxite
- copper
- none of the above
Answer:
bauxite
Question 9
The highest producer of copper is
- Balaghat district in Madhya Pradesh
- Khetri in Rajasthan
- Hazaribagh in Jharkhand
- Salem in Tamil Nadu
Answer:
Balaghat district in Madhya Pradesh
Question 10
The leading producer of manganese is
- Sundargarh in Odisha
- Chitradurg in Karnataka
- Ratnagiri district in Maharashtra
- Balaghat district in Madhya Pradesh
Answer:
Sundargarh in Odisha