Global systems diagnostic quiz

A group of components that work together is called a

• Sphere

• System

• Habitat

• Cycle

All of Earth's water

• Cryosphere

• Geosphere

• Hydrosphere

• Biosphere

Contains all living things on Earth

• Biosphere

• Geosphere

• Atmosphere

• Hydrosphere

Which of the following does NOT produce carbon dioxide

• Photosynthesis

• Burning fossil fuels

• Animal respiration

• Plants decaying

All of the carbon in existence is continually recycled in the carbon cycle

• True

• False

If the plant population decreased, the amount of carbon dioxide in the atmosphere would

• Stay the same

• Increase

• Decrease

Which of the following is an example of human impact on the carbon cycle?

• Increased production of methane gases from cattle farms

• Burning fossil fuels

• Driving cars

• All of the above

Which of the following is an example of human impact on the carbon cycle?

• Increased production of methane gases from cattle farms

• Burning fossil fuels

• Driving cars/automobiles

• All of the above

The main human activity that releases greenhouse gases is

• Using bottled water

• Burning fossil fuels

• Texting on cell phones

• Eating meat

The gradual increase in temperature of the atmosphere is known as

• Greenhouse effect

• Carbon dioxide gases

• Global warming

• Methane