Earth Science MCQs - Chapter 9
Minerals and Earth Crust Quiz Questions and Answers PDF - 19
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The Quiz: Two methods used in mining are; "Minerals and Earth Crust" App Download iOS & Android (Free) with answers surface mining and open cast mining, surface mining and underground mining, underground mining and underwater mining and surface mining and subsurface mining to study distance learning courses. Study rocks and minerals quiz questions, download Amazon eBook (Free Sample) for online school classes.
Minerals and Earth Crust Questions & Answers PDF Download: MCQ Quiz 19
MCQ 91: The two methods used in mining are
- surface mining and underground mining
- surface mining and open cast mining
- underground mining and underwater mining
- surface mining and subsurface mining
MCQ 92: Surface coal mining is sometimes known as
- strip mining
- open cast mining
- parallel mining
- perpendicular mining
MCQ 93: Silicate minerals make about
- 50% of Earth's crust
- 70% of Earth's crust
- 80% of Earth's crust
- 90% of Earth's crust
MCQ 94: Coal near the surface is extracted by
- open pits
- underground mines
- surface coal mines
- explosive mines
MCQ 95: Nonmetallic minerals are good insulators of
- heat only
- electricity only
- heat and electricity both
- light and sound
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Grade 8 Science MCQ with Answers
- Compounds which are needed in very small amount but their deficiency lead
- Mutual relationship between two organism both benefiting each other is called
- A solar panel is kept black surface so that it absorbs more
- An example of air breathing fish which is modified for aestivation is
- With the passage of time the transported sediments become
- Dead remains of animals and plants also accumulate to form
Minerals and Earth Crust MCQ Book Questions
- Some limestone is made of the skeleton of tiny organisms known as
- Coyotes live in
- After complete utilization of hydrogen the red giant becomes
- Temperature of hot desert ranges in day time up to
- When a material fall over a curved surface there is appearance of
- In Savanna soil is left with nutrients due to