Question

47. Name any two major air pollutants.

48. Write any two sources of soil pollution.

49. What is landfilling?

50. Differentiate between Traditional values and Modern values.

Answer the following questions in about 30-50 words: (3marks)

51. State three services that we derive from ecosystem.

52. Mention three roles of nature in maintaining balance in an ecosystem.

53. Write any three effects of Jhum Cultivation.

54. State any three major factors responsible for causing deaths of numerous hornbills.

55. Write any three measures to conserve fossil fuels.

56. Mention any three functions of pond.

57. List any three roles of Environmental Impact Assessment.

58. Write the three main types of water resources.

59. State any three impacts of resource depletion.

60. What is conservation? Mention any two aims of conservation of natural resources.

61. Differentiate between biodegradable wastes and non-biodegradable wastes.

62. State any three impacts of waste accumulation.

63. What is water pollution? Write any two sources of water pollution.

64. Write any three advantages of incineration.

65. What is value education? Differentiate between traditional values and modern values.

66. State any three important programmes implemented for the welfare of Indian children.

Answer the following questions in about 50-70 words: (5marks)

67. What is meant by a grassland ecosystem? Give two examples of primary, secondary and

tertiary consumers of this ecosystem.

68. State any five forms in which destruction of an ecosystem can be seen.

69. Write five adverse effects of construction of dams.

70. State five steps that should be incorporated for proper land- use planning.

71. Mention any five important functions of soil.

72. Write any five important functions of air.

73. State five biological effects of water pollution.

74. Mention any five effects of pollutants on fresh water life.

75. Write five advantages of composting.

76. State any five ethical practices which can be undertaken for the protection of

environment.

77. Name any five important programmes implemented for the welfare of women.

78. Mention any five roles of women and children towards environment.

Answer the following questions in about 70-100 words: (6marks)

79. State any six factors responsible for degradation of an ecosystem.

80. Mention six important indigenous practices of conservation.

81. List any six points of information/data provided by EIS.

82. Write any six uses of water.

83. Mention any six important functions of forest.

84. Mention six important alternatives to replace our fast depleting traditional natural resources.

85. What are pollutants? List any five harmful effects of pollutants.

86. Mention any six Environmental Laws for protection of environment​

Answer 1

Answer:

smoke chemical gas

urban waste deforestation

Answer 2

Answer:

Explanation:smoke chemical gas

urban waste deforestation