Which mineral group is abundantly found in the earth's crust?
  • Mica group
  • Felspar group
  • Oxide group
  • Silicate group
Which of the following is not among the eight elements?
  • Oxygen and Silicon
  • Aluminium and Iron
  • Calcium and Sodium
  • Mica and Granite
Which of the following is not an example of metamorphic rocks?
  • Slate
  • Marble
  • Limestone
  • Schist
Which one of the following is the salient feature of metamorphic rocks?
  • Changeable
  • Quite
  • Crystalline
  • Foliation
Which one of the following are the hardest minerals?
  • Topaz
  • Diamond
  • Quartz
  • Feldspar
Which of the following is a ferrous mineral?
  • Copper
  • Aluminium
  • Iron Ore
  • Tin
A non-metallic mineral in the following minerals is
  • silver
  • copper
  • zinc
  • coal
Igneous rocks are
  • primary rocks
  • secondary rocks
  • tertiary rocks
  • soft rocks
Which one of the following is the component of sand and granite?
  • Amphibole
  • Quartz
  • Pyroxene
  • Mica
The most abundant rocks found on the earth's crust are
  • igneous rocks
  • sedimentary rocks
  • metamorphic rocks
  • granite rock
Rocks that were originally either sedimentary, igneous, or metamorphic and have been changed further by heat and pressure are called:
  • Volcanic
  • Sedimented
  • Metamorphic
  • None of the above
Which one of the following is not a sedimentary rock?
  • Tillite
  • Borax
  • Breccia
  • Marble
Iron is a
  • ferrous metal
  • non-ferrous metal
  • precious metal
  • non-precious metal
What kind of colour does Pyroxene consist of?
  • Green
  • Black
  • Both (a) and (b)
  • None of the above
The minerals that do not contain metal contend are known as
  • precious minerals
  • ferrous minerals
  • non-metallic minerals
  • non-ferrous minerals
The parent material of soils is derived from
  • Igneous rocks
  • Metamorphic rocks
  • Sedimentary rocks
  • Biological action
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