Tag: commercial applications

Quizzes (170) Questions (1551)

Questions Related to commercial applications

Multiple choice commercial applications treasure under the ground conservation of mineral resources distribution and conservation of mineral resources indian mineral and power resources

India has got rights to mine magnesium nodules from the ______.

  1. Pacific Ocean

  2. Indian Ocean

  3. Atlantic Ocean

  4. Arctic Ocean
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Magnesium nodules cover around 30%(on an average) of the seabed. Therefore they are most important deposits of minerals in the sea. India got the rights to mine them from International Seabed Authority (ISA) as it guards the Indian Ocean.

Multiple choice commercial applications treasure under the ground conservation of mineral resources distribution and conservation of mineral resources indian mineral and power resources

Zawar mines in Rajasthan are famous for the production of ________.

  1. Bauxite

  2. Copper

  3. Iron ore

  4. Zinc
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Zawar (Rajasthan) is famous for zinc mines. Zawar is a township created by mining company Hindustan Zinc Limited, for extraction of zinc and lead. An 80MW power plant provides electricity for mining zinc and lead from three major mines.

Multiple choice commercial applications treasure under the ground conservation of mineral resources distribution and conservation of mineral resources indian mineral and power resources

choose the odd one out.

  1. Brass

  2. Bronze

  3. Copper

  4. Steel
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
  • Copper, Brass, and Bronze, otherwise known as the “Red Metals” 
  • Brass is mainly an alloy that consists of copper with zinc added.
  • Bronze is an alloy that consists primarily of copper with the addition of other ingredients. In most cases, the ingredient added is typically tin, but arsenic, phosphorus, aluminum, manganese, and silicon.
  • Steel is different from others.
Multiple choice commercial applications treasure under the ground conservation of mineral resources distribution and conservation of mineral resources indian mineral and power resources

Which of the following mineral is formed by decomposition of rocks leaving a residual mass of weathered material?

  1. Coal

  2. Bauxite

  3. Gold

  4. Zinc

  5. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bauxite is formed by the weathering of aluminum-rich rocks, where the soluble components are leached away, leaving behind a residual concentration of aluminum hydroxides.

Multiple choice commercial applications treasure under the ground conservation of mineral resources distribution and conservation of mineral resources indian mineral and power resources

The country which ranks first in the world in generation of wind energy is ___________.

  1. Japan

  2. China

  3. Denmark

  4. India
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

  • China ranks first in world in generation of wind energy. 
  • Denmark is called 'country of winds'. More than 25% of country’s energy needs are met through a large networks of windmills. 
  • India ranks fifth in wind energy generation.

Multiple choice commercial applications treasure under the ground conservation of mineral resources distribution and conservation of mineral resources indian mineral and power resources

Magnetite is a good quality ore of _______.

  1. Copper

  2. Iron

  3. Bauxite

  4. Sodium salt

  5. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Magnetite is a rock mineral and one of the main ores of iron. It is one of the oxides of iron, and is ferromagnetic; it is attracted to a magnet and can be magnetized to become a permanent magnet itself. It is the most magnetic of all the naturally-occurring minerals on Earth.

Multiple choice commercial applications treasure under the ground conservation of mineral resources distribution and conservation of mineral resources indian mineral and power resources

Coal and petroleum are the examples of ________.

  1. Metallic mineral

  2. Precious mineral

  3. Non-metallic mineral

  4. Energy mineral

  5. None of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Energy minerals are used to produce electricity, fuel for transportation, heating for homes and offices and in the manufacture of plastics. Energy minerals include Coal, Oil, Natural gas, Petroleum, and Uranium.