Ecosystem Components and Biodiversity Quiz
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Questions and Answers

What are the four main spherical systems that make up Earth's life-support system?

Atmosphere, Hydrosphere, Geosphere, Biosphere

What are the two main components of the atmosphere and their percentage composition?

Nitrogen (78%) and Oxygen (21%)

What is the extent of the Troposphere above sea level?

About 17 kilometers

What are the types of biodiversity mentioned in the text?

<p>Species interaction, biodiversity hotspots, megadiversity</p> Signup and view all the answers

What are the two types of pollution discussed in Module 6?

<p>Air pollution and water pollution</p> Signup and view all the answers

What are the greenhouse gases mentioned in the text?

<p>Water vapor, carbon dioxide, and methane</p> Signup and view all the answers

What is the composition of the Geosphere?

<p>The earth’s intensely hot core, a thick mantle composed mostly of rock, and a thin outer crust</p> Signup and view all the answers

What is the main focus of ecology as a science?

<p>To study how organisms interact with one another and with their non-living environment of matter and energy</p> Signup and view all the answers

What is the primary goal of environmental science in relation to the biosphere?

<p>To understand the interactions that occur within the biosphere where life is found.</p> Signup and view all the answers

What sustains the Earth’s life according to the text?

<p>The one-way flow of high-quality energy from the sun, the cycling of nutrients, biodiversity, and gravity</p> Signup and view all the answers

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