Manganese and Its Distribution in Karnataka
Trending Questions
Q. Which among the following minerals are used in the manufacture of steel?
- Copper
- Iron
- Aluminium
- Manganese
Q. Which district is the largest producer of manganese ore in Karnataka?
- Shivamogga
- Bellary
- Gadag
- Mandya
Q. Fill in the blank: Sandur in Bellary district has _____ mines.
- gold
- chromite
- manganese
- iron
Q. Where is manganese ore commonly found?
- Igneous rocks
- Sedimentary rocks
- Metamorphic rocks
- Salt beds
Q. Manganese has been dubbed as "the jack of all trades" because of its versatility and usage in a plethora of industries. What are some of the uses of manganese?
- It is used in manufacturing chemical fertilizers.
- It is used in calico printing.
- It is added to steel to increase its pliability.
- It is used in electrical industries.
Q. Which area in Bellary district produces 90% of the total manganese ore in Karnataka?
- Sandur
- Sadarahalli
- Vijayapura
- Ameengadh
Q. This mineral's ore is found in oxide form. It is used to harden steel. Identify the mineral.
- Iron
- Manganese
- Bauxite
- Gold
Q. Which mineral is known as the 'jack of all trades'?
- Manganese
- Gold
- Silver
- Copper
Q. The presence of manganese augments which fundamental property of steel?
- Ductility
- Malleability
- Hardness
- Conductivity
Q. A large amount of manganese produced in Karnataka is exported to which of the following countries?
- Russia, Japan
- Japan, China
- Australia, Sri Lanka
- Bangladesh, China
Q. Manganese is used in the manufacturing of steel to _____.
- Increase its hardness
- Decrease its hardness
- None of these
- Maintain its hardness
Q. _____ in Bellary district is an important producer of manganese in Karnataka.
- Hosehalli
- Shankaragudda
- Kumsi
- Sandur
Q. Which mineral has been dubbed as "the jack of all trades"?
- Aluminium
- Iron
- Gold
- Manganese
Q. What do countries like Japan and China import from India?
- Gold
- Aluminium
- Manganese
- Copper
Q. Manganese is most commonly found in which form when it is extracted from sedimentary or metamorphic rocks?
- Sulphide
- Silicate
- Carbonate
- Oxide