Earth Science MCQs - Chapter 9
Minerals and Earth Crust Quiz Questions and Answers PDF - 19
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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
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- Mutual relationship between two organism both benefiting each other is called
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- 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