17 Questions
Why are synthetic or human-made substances excluded from being classified as minerals?
Because they are not formed by natural geological processes
Which of the following is an example of a non-silicate mineral?
Halite
Which of the following is NOT a key requirement for a substance to be classified as a mineral?
Cannot contain silicon and oxygen
What is the major component of limestone and is an example of a non-silicate mineral?
Calcite
Which physical property is used to measure a mineral's resistance to scratching?
Hardness
Which sphere regulates climate, supports various ecosystems, and sustains life through hydration?
Hydrosphere
What is the composition of the gaseous envelope surrounding the Earth?
Gases like oxygen and nitrogen
What is the significance of the lithosphere?
Contains landforms such as mountains, valleys, and plains
Which component includes the crust and uppermost part of the mantle?
Lithosphere
What is the definition of a mineral?
A naturally occurring, inorganic solid substance with a defined chemical composition and an ordered internal structure, typically formed through geological processes
Which of the following best describes the role of the lithosphere?
Contains mountains, valleys, and plains
What is the function of the atmosphere's thermosphere layer?
Shields the Earth from harmful solar radiation
How does the biosphere interact with the other spheres mentioned in the text?
Interacts with other spheres to provide habitats for living organisms
What is the significance of the hydrosphere?
Regulates climate and sustains life through hydration
Which layer of the atmosphere is responsible for regulating temperature?
Troposphere
What does biodiversity represent within the biosphere?
The incredible variety of life forms on Earth
How have organisms adapted within the biosphere?
By evolving to thrive in diverse environments
Test your knowledge about the composition, features, and significance of the lithosphere and hydrosphere. Explore the components, functions, and extent of these crucial Earth systems.
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