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State PSC Minerals & Industries — practice questions — page 5

Explore 209 free Minerals & Industries questions in State PSC Geography. Open each question or exercise to read its content, reference answers and available explanation.

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Minerals & Industries questions and exercises with answers

Showing questions 121–150 of 209.

Which of these is a single-element mineral?Read the answer and worked solution →At least how many minerals have been named and identified in the earth's crust?Read the answer and worked solution →Coal, petroleum and natural gas are classed as which kind of minerals?Read the answer and worked solution →A mineral's tendency to break along plane surfaces in given directions is called:Read the answer and worked solution →The colour of a mineral's ground powder is its:Read the answer and worked solution →Fluorite is purple or green but gives a streak of which colour?Read the answer and worked solution →On the hardness scale of 1 to 10, which mineral is number 1?Read the answer and worked solution →Which mineral stands at 10, the top of the hardness scale?Read the answer and worked solution →A fingernail has a hardness of about:Read the answer and worked solution →Gold, silver and platinum are classed as:Read the answer and worked solution →Copper, lead, zinc, tin and aluminium are classed as:Read the answer and worked solution →Cement is a mixture of which kind of minerals?Read the answer and worked solution →The two most common minerals found in rocks are:Read the answer and worked solution →The science of rocks is called:Read the answer and worked solution →Igneous rocks, solidified from magma and lava, are also known as:Read the answer and worked solution →The word sedimentary comes from the Latin sedimentum, meaning:Read the answer and worked solution →The compaction of deposits into rock is called:Read the answer and worked solution →Chalk, coal and some limestone are sedimentary rocks formed:Read the answer and worked solution →Metamorphism by breaking and crushing without chemical change is called:Read the answer and worked solution →The layered arrangement of minerals in metamorphic rocks is called:Read the answer and worked solution →Slate, schist and marble are examples of which rock family?Read the answer and worked solution →Catch the igneous rocksRead the answer and worked solution →Pop the sedimentary rocksRead the answer and worked solution →Run the hardness scaleRead the answer and worked solution →Slice the metamorphic rocksRead the answer and worked solution →Metallic or non-metallicRead the answer and worked solution →Sort the rock familiesRead the answer and worked solution →Type the numberRead the answer and worked solution →Minerals and rocks bingoRead the answer and worked solution →Over the last two decades, manufacturing's share of India's GDP has stagnated at about:Read the answer and worked solution →

Worked practice questions

Which of these is a single-element mineral?

  1. Gypsum
  2. Graphite
  3. Feldspar
  4. Calcite
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Correct answer: B. Graphite

1. Most minerals combine two or more elements. 2. Graphite, like gold and sulphur, is a single element. 3. Feldspar and quartz are compounds. _Source: syllabus Fundamentals of Physical Geography, Chapter 5, Minerals and Rocks._

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At least how many minerals have been named and identified in the earth's crust?

  1. 2,000
  2. 4,000
  3. 6,000
  4. 8,000
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Correct answer: A. 2,000

1. The elements combine in many ways. 2. At least 2,000 minerals are named. 3. Most belong to six major rock-forming groups. _Source: syllabus Fundamentals of Physical Geography, Chapter 5, Minerals and Rocks._

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Coal, petroleum and natural gas are classed as which kind of minerals?

  1. Precious
  2. Organic
  3. Metallic
  4. Ferrous
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Correct answer: B. Organic

1. They occur as solid, liquid and gas. 2. They are organic minerals. 3. Most other minerals come from cooling magma. _Source: syllabus Fundamentals of Physical Geography, Chapter 5, Minerals and Rocks._

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