17 Questions
What is the Earth's outer layer known as?
Ecosphere
Which layer of the Earth's atmosphere contains about 99% of water vapor?
Troposphere
What is the main area in the Earth's atmosphere where ozone is found?
Stratosphere
Which type of energy is dispersed at low temperatures and considered low-quality energy?
Heat energy
What does net primary productivity measure?
Stored chemical energy generated by a plant community
According to the Laws of Thermodynamics, what does the Law of Entropy state?
Usable energy quality decreases during energy transformations
Which of the following is considered a limiting growth factor for plants?
Competition from other plants and animals
Which layer of the Earth contains the core, mantle, and outer layer?
Ecosphere
In the context of biogeochemical cycles, which elements are involved in gaseous cycles?
Carbon and hydrogen
What is the primary reserve for the carbon cycle?
Fossil fuel reserves
Which of the following is an abiotic component of an ecosystem?
Water availability
"Net photosynthesis" refers to the:
Difference between photosynthesis and respiration energy loss
What is the main source of CO2 absorption mentioned in the text?
Phytoplankton photosynthesis
Which process leads to excessive CO2 levels that can affect plankton, corals, and other organisms?
Combustion of fossil fuel
What is the primary reason for the increase in human contribution to carbon levels since the 1950s?
Combustion of fossil fuels
Which biome is defined as a group of dominant plants and animals based on vegetation and adaptations?
Forest biome
What are Canada's ecozones primarily based on?
Climate conditions
Learn about the Earth's structure, including its core, mantle, lithosphere, hydrosphere, and atmosphere. Explore how the atmosphere supports life on land and in water, and the different layers such as the troposphere. Discover the various forms of energy involved in Earth's processes.
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