Earth level 9 Quiz

Which process is primarily responsible for removing carbon dioxide from the atmosphere?

• Respiration

• Photosynthesis

• Combustion

• Vulcanism

What is the main consequence of increased greenhouse gas emissions on Earth's climate?

• Decreased global temperatures

• Increased global temperatures

• Stabilised global temperatures

• No effect on global temperatures

Which of the following activities is NOT a significant contributor to human-induced climate change?

• Deforestation

• Power generation

• Photosynthesis

• Transportation

Which Earth system is primarily involved in the process of weathering?

• Atmosphere

• Biosphere

• Hydrosphere

• Lithosphere

What is the primary role of the hydrosphere in the carbon cycle?

• Absorbing carbon dioxide from the atmosphere

• Emitting carbon dioxide into the atmosphere

• Storing carbon in fossil fuels

• Producing carbon dioxide through combustion

Which geological feature is formed at a divergent plate boundary?

• Mountain range

• Oceanic trench

• Mid-ocean ridge

• Volcanic island arc

What is the primary evidence supporting the theory of plate tectonics?

• Fossil records

• Ocean currents

• Distribution of earthquakes and volcanoes

• Weather patterns

Which process releases carbon dioxide back into the atmosphere?

• Photosynthesis

• Respiration

• Weathering

• Absorption by oceans

What is the effect of vulcanism on the carbon cycle?

• It removes carbon dioxide from the atmosphere

• It adds carbon dioxide to the atmosphere

• It has no effect on the carbon cycle

• It converts carbon dioxide into oxygen

Which of the following is a method to mitigate human-induced climate change?

• Increasing fossil fuel consumption

• Reducing deforestation

• Expanding industrial manufacturing

• Increasing transportation emissions