#1
Which layer of the Earth's atmosphere contains the ozone layer?
Stratosphere
ExplanationStratosphere: Contains the ozone layer.
#2
What is the primary source of energy for most life on Earth?
Solar energy
ExplanationSolar energy: Powers most life forms on Earth.
#3
Which of the following is not a type of rock?
Transparent
ExplanationTransparent: Not a rock type.
#4
Which of the following is not a method of waste management?
Fermentation
ExplanationFermentation: Not a waste management method.
#5
Which of the following is not a greenhouse gas?
Oxygen
ExplanationOxygen: Not a greenhouse gas.
#6
Which of the following is a renewable energy source?
Solar power
ExplanationSolar power: Renewable energy source.
#7
Which of the following is a greenhouse gas?
Carbon dioxide
ExplanationCarbon dioxide: A greenhouse gas.
#8
What is the process by which water changes from a liquid to a gas?
Evaporation
ExplanationEvaporation: Liquid to gas conversion process.
#9
What is the name of the process by which plants use sunlight to convert carbon dioxide and water into glucose?
Photosynthesis
ExplanationPhotosynthesis: Sunlight to glucose conversion in plants.
#10
What is the term for the gradual change in species composition of a given area over time?
Ecological succession
ExplanationEcological succession: Gradual species change over time.
#11
What is the term for the process by which soil particles are carried away by water or wind?
Erosion
ExplanationErosion: Soil particle movement by water or wind.
#12
What is the term for the process by which plants release water vapor into the atmosphere?
Transpiration
ExplanationTranspiration: Plant water vapor release.
#13
Which biome is characterized by low temperatures, permafrost, and small vegetation?
Tundra
ExplanationTundra: Cold with permafrost and sparse vegetation.
#14
Which gas is responsible for the depletion of the ozone layer?
Chlorofluorocarbons (CFCs)
ExplanationChlorofluorocarbons (CFCs): Deplete the ozone layer.