1) 1. Which of the following will not be reduced when we use renewable energy sources? a) Oxygen gas b) Carbon dioxide gas c) Methane gas d) All of the options 2) 2. Which of the following is an effect of melting ice caps? a) Rising sea level b) Drought c) Decrease in temperature d) More ice on the Earth 3) 3. What will happen if Earth does not experience any greenhouse effect? a) Earth will be too hot to live in b) Earth will be too cold to live in c) Harmful rays from the Sun will harm us d) There will be no sunlight reaching Earth 4) 4. Carbon capture and storage (CCS), was invented to reduce the amount of _____ released into the air. a) Oxygen gas b) Carbon dioxide gas c) Methane gas d) Nitrous oxide gas 5) 5. Country A doubled the land area for cattle farms. Which greenhouse gas will not increase? a) Carbon Dioxide b) Nitrous Oxide c) Methane d) Oxygen 6) 6. Which of the following is the cause of global warming? a) Melting ice caps b) Species extinction c) Rising sea level d) Human activities 7) 7. What is the greenhouse effect? a) The trapping of greenhouse gases by Earth. b) The release of heat on Earth by greenhouse gases. c) The trapping of heat on the Earth by greenhouse gases. d) The release of greenhouse gases by Earth. 8) 8. Which is Earth’s main source of energy? a) The Sun b) Electricity c) Fire d) Oil 9) 9. Which of the following is not a cause of global warming? a) Deforestation b) Building of wildlife sanctuaries c) Burning of fossil fuels d) Decomposition 10) 10. Which of the following is not a greenhouse gas? a) Carbon dioxide b) Methane c) Nitrous oxide d) Nitrogen 11) 11. Which of the following does not produce carbon dioxide? a) Photosynthesis b) Burning of fossil fuels c) Respiration d) Decomposition 12) 12. Which of the following is least likely to cause global warming when the number of humans increases? a) More fossil fuels burned to produced more electricity b) More cattle grown to provide more food c) More heat produced by human body processes d) More trees cleared to make space for homes 13) 13. Which of the following helps reduce global warming? a) Recycle paper and plastic b) Donate old clothes c) Use solar energy as a source of electricity d) All of the above 14) 14. Which of the following is a negative effect of using synthetic fertilisers? a) Release of nitrous oxide b) Release of oxygen c) Increase in growth of crops d) Release of carbon dioxide 15) 15. Which of the following is not true about the effects of global warming? a) Glaciers at the North and South poles melt quickly. b) Winters become colder and summers become hotter. c) Increase in the number of volcanic eruptions. d) Low-lying areas experience more floods. 16) 16. Which of the following do not use renewable energy? a) Wind turbines b) Solar panels c) Hydroelectric power stations d) Fossil fuel power stations 17) 17-18. Which of the following are not effects of global warming? a) More hurricanes b) Air pollution c) Ozone depletion d) Severe droughts 18) 19-20. A scientist kept batches of alligator eggs at different temperatures. She recorded the percentage of males that were hatched from the different batches of eggs. Her results are shown below. results are shown below. Which of the following are true? a) Keeping the eggs above 36°C increases the number of male alligators hatched. b) Keeping the eggs hatches at 30°C produces female alligators. c) Temperature does not affect the gender of alligator offspring. d) Global warming can have an effect on the gender of alligator offspring.

Chapter 8 Pre-Test: Global Warming

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