Name:______Date:______Period:______
The Carbon Cycle and Global Climate Change – Quiz (20 points)
Write the letter of the correct answer to each question on the line next to each number.
____1. Which of the following parts of the carbon cycle is NOT a carbon sink?
- Atmospherec. Deep Ocean
- Soil/Sedimentd. Fossil Fuel
____2. Which parts of the carbon cycle have been most disrupted by human activities, resulting in global warming?
- Deep Ocean and Surface Oceanc. Fossil Fuels and Soil
- Atmosphere and Plantsd. Atmosphere and Fossil Fuels
____3. The name of the chemical process where plants take in carbon dioxide to make organic compounds is called
- Aerobic respirationc. Anaerobic respiration
- Photosynthesis d. Chemosynthesis
____4. Animals add carbon dioxide to the atmosphere through the process of
- Photosynthesisc. Respiration
- Chemosynthesisd. Transpiration
____5. Some carbon locked up in the earth’s crust (soil) gets returned to the atmosphere through
a. Mudslidesc. Forest fires
b. Volcanic eruptionsd. It gets spewed out by the oceans
____ 6. Which human activity probably contributes the least to carbon cycle imbalance?
a. Burning rainforestsc. Burning fossil fuels
b. Clear cutting forestsd. Respiration
____7. Human activities that have disrupted the carbon cycle have mostly occurred over the last 150 years, mainly a result of
a. Increased loggingc. Burning of the rainforests for agriculture
b. The industrial revolutiond. More people carrying on respiration
____8. Which part of the carbon cycle gives off the most carbon?
a. Surface oceanc. Plants
b. Burning fossil fuelsd. Formation of sedimentary rock
____9. Which part of the carbon cycle gives off the least carbon?
a. Burning fossil fuelsc. Animal respiration
b. Volcanic eruptionsd. Plants
____10. The warming of the earth’s atmosphere by certain heat trapping gases is called?
a. The quickeningc. The greenhouse effect
b. TheCoriolis effectd. Ozone depletion
____11. The results of warming the earth’s atmosphere over the next 100 years include?
a. Global climate changec. Drought
b. A rise in ocean levelsd. Floodinge. All of these will occur
____12.What are greenhouse gases?
a. Gases in the atmosphere that trap heat
b. Green-colored gases used to heat houses
c. Gases produced inside greenhouses
d. Gases produced by human activity that destroy the ozone layer
____13. What problems can warmer temperatures on earth cause?
a. Coral reefs dying from warmer water temperatures
b. Glaciers and polar ice caps melting, causing rising ocean levels
c. Glaciers and polar ice melting, disrupting ocean currents and weather patterns
d. Mass extinction as a result of changes environments
e. All of these
____14. Which of the following will produce greenhouse gases?
a. Solar Panelsc. Windmills
b. Nuclear power plantsd. Coal burning power plants
____15. What can you do to counteract greenhouse gas accumulation?
a. Plant trees and stop clearing forests
b. Walk, ride a bicycle, and use mass transit instead of driving a car
c. Use less manufactured products, and reuse or recycle as much as possible
d. Use less electricity, and less heat in the winter
e. All of these
____16. Why might it be bad for animals if earth warms?
a. Their environments may changec. They will have to shed fur
b. They will overheatd. Warmer is better for animals
____17. Why might it be bad for plants if earth warms?
a. Warmer is better for plantsc. They will overheat
b. They won’t shed leavesd. Their environments may change
____ 18.Who will suffer the most from global climate change?
a. The rich, industrial nationsc. The poor, developing nations
b. Only animals will sufferd. Only plants will suffer
____19. Who is most responsible for global warming?
a. The rich, industrial nationsc. The poor, developing nations
b. Plankton (mircroscopic ocean life)d. Volcanoes
____20. Which country has surpassed the United States as the greatest producer of carbon dioxide emissions?
a. Russiac. Australia
b. Brazild. China