10. GREENHOUSE EFFECT The greenhouse effect occurs when certain gases in the atmosphere trap infrared radiation. This effect makes the planet warmer. When their is more greenhouse gases in the air, the air holds more heat. This is why more greenhouse gases cause global warming.
27. EFFECTS OF GLOBAL WARMING Climate change on human society Effects on plants and animals Effects on human being and health Effects on sea level Heat waves
28. EFFECTS OF GLOBAL WARMING 6. Ozone becomes harmful 7. Economic consequences 8. Disappearance of coral reefs 9. More killer storms 10.Effect on agriculture
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30. The protocol was developed under the UNFCCC – the United Nations Framework Convention on Climate Change .
42. Which country currently emits the most greenhouse gases? 2.china 1.India 3.The United Kingdom 4.The United States
43. Which of the following light bulbs types uses the least energy and therefore results in fewer greenhouse gas emission? 1.Incandescent 2.Compact fluoresent 3.Halogen
44. How many human deaths per year does the WHO attribute to climate change? a) 150000 b) 1500 c) 1500000 d) 10500
45. How long does it take for CO2 in the atmosphere to disperse? 1.One year 2.Ten years 3.Fifty years 4.Hundred years
46. Which Artic animal do scientist consider most vulnerable to extinction due to global warming ? 1.Toucans 2.Trophical frogs 3.Polar bears 4.Narwals
47. Global warming is accelerated by the reduction of global snow and ace-covers . 1. True 2. False
48. A rise global temperature is expected to increase instance of malaria ? 1. True 2. False
49. Which of the following industries could be negatively affected by global warming? Insurance Commercial fishing Wine making All of the above
50. The greenhouse effect is caused primarily by : 1. Water vapours 2. Carbon dioxide 3. Ozone – destroying aerosol spray
51. How much CO2 is in earth’s atmosphere today? 1. 10% or greater 2. 2% to 10% 3. Less than 1/10th of 1%
52. How many countries participated in UN climate summit 2009 ? 1. 191 2. 192 3. 193 4. 194
53. The 2009 UN climate summit is organized at… 1. Dubai 2. Copenhagen 3. New York 4. London
54. Where are the some early signs of global phenomenon being observed ? 1. Indonesia 2. The artic 3. Equatorial Africa
55. Of the following people which are currently being affected the most by increased temperature ? 1. Latin Americans 2. Australian 3. Aborigines 4. The Eskimos
56. The greenhouse generated by the decomposition of waste is : 1. Carbon dioxide 2. Methane 3. CFC ‘s
57. Which of these forms of transportation is most energy efficient ? 1. Car 2. Bus 3. Train 4. plane
58. As global warming continues the intensity of what type of storm that hits coastlines is predicted to increase ? 1. Tornado 2. Hurricane 3. Tsunami 4. Earthquake
59. What species is the most at risk in acidic water ? 1. Coral 2. Plankton 3. Fish 4. Whales
60. During what time of the day does air travel have least damaging on the environment ? 1. Daytime 2. Night time 3. They are equally damaging
61. The main causes of global warming is : 1. Pollution from factories and industries 2. Orbital eccentricities of earth and variation in the sun’s output 3. The greenhouse effect