Earth Science MCQs - Chapter 9

Minerals and Earth Crust Trivia Questions & Answers PDF Download - 16

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The Minerals and earth crust Trivia Questions and Answers PDF (minerals and earth crust Quiz Answers PDF e-Book) download Ch. 9-16 to study Earth Science Course. Practice Rocks and Minerals MCQ PDF, Minerals and Earth Crust Quiz Questions and Answers to learn high school online courses. The Minerals and Earth Crust Trivia App Download: Free certification app for rocks and minerals, minerals groups, responsible mining, science formulas test prep for taking online classes.

The Quiz: The method miners choose depends on; "Minerals and Earth Crust" App APK Download with answers: Efficiency of minerals; Quantity of minerals; Worth of minerals; Depth of minerals; to learn high school online courses. Practice Rocks and Minerals MCQ Questions, download Kindle eBook (Free Sample) for free online courses.

Minerals and Earth Crust Test Questions and Answers PDF Download: MCQ 16

MCQ 76:

The method miners choose depends on

quantity of minerals
efficiency of minerals
worth of minerals
depth of minerals

MCQ 77:

Minerals that don't contain combination of silicon and oxygen are known as

Silicate minerals
Organic minerals
Nonsilicate minerals
Inorganic minerals

MCQ 78:

One way of reducing harm to the environment is

explosion
blasting
reclamation
renovation

MCQ 79:

The ratio of an object's density to the density of water is known as its

specific ratio
specific gravity
specific density
specific calibration

MCQ 80:

In effect to the ecosystem, mining can destroy or disturb

habitats
populations
communities
organisms

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