Minerals and Earth Crust Multiple Choice Questions Test 19 Tests pdf Download

Practice earth-science test 19 on minerals and earth crust MCQs, science rocks and minerals multiple choice questions and answers. Rocks and minerals revision test has earth-science worksheets, answer key with choices as surface mining and open cast mining, surface mining and underground mining, underground mining and underwater mining and surface mining and subsurface mining of multiple choice questions (MCQ) with rocks and minerals quiz as the two methods used in mining are for competitive exam prep. Free earth-science study guide to learn rocks and minerals quiz to attempt multiple choice questions based test.

MCQs on Minerals and Earth Crust Quiz pdf Download Worksheets 19

MCQ. Two methods used in mining are

  1. surface mining and underground mining
  2. surface mining and open cast mining
  3. underground mining and underwater mining
  4. surface mining and subsurface mining

D

MCQ. Surface coal mining is sometimes known as

  1. strip mining
  2. open cast mining
  3. parallel mining
  4. perpendicular mining

A

MCQ. Silicate minerals make about

  1. 50% of Earth's crust
  2. 70% of Earth's crust
  3. 80% of Earth's crust
  4. 90% of Earth's crust

D

MCQ. Coal near surface is extracted by

  1. open pits
  2. underground mines
  3. surface coal mines
  4. explosive mines

C

MCQ. Nonmetallic minerals are good insulators of

  1. heat only
  2. electricity only
  3. heat and electricity both
  4. light and sound

C