HAT Subject (Environmental Sciences) FLP 1 Free Quiz

HAT Subject (Environmental Sciences) – FLP 1

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HAT Subject (Environmental Sciences) – FLP 1 consists of 100 MCQs covering 1 subjects. You have 120 minutes to complete it. Start with the easier questions and manage your time wisely. Good luck!

Environmental Sciences 100 MCQs

1. What is biodiversity?

A. Species diversity only B. Ecosystem diversity only C. Genetic, species, and ecosystem diversity D. Genetic diversity only

2. What international treaty is for wetland conservation?

A. Ramsar Convention B. CITES C. World Heritage Convention D. CBD

3. What convention protects cultural and natural sites of outstanding universal value?

A. Ramsar Convention B. CITES C. World Heritage Convention D. CBD

4. What international treaty is for biodiversity conservation?

A. Ramsar Convention B. CITES C. World Heritage Convention D. CBD

5. What is the protection of species in their natural habitats?

A. Ex-situ B. In-situ C. In-vitro D. In-vivo

6. What is a designated area for conservation?

A. National park B. Wildlife sanctuary C. Protected area D. Biosphere reserve

7. What is a protected area for conservation and recreation?

A. Wildlife sanctuary B. Biosphere reserve C. Protected area D. National park

8. What is the primary cause of biodiversity loss?

A. Pollution B. Climate change C. Habitat loss D. Overexploitation

9. What is the UN agency for environmental affairs?

A. UNEP B. UNDP C. FAO D. WHO

10. What UN agency works on food security and biodiversity?

A. UNEP B. UNDP C. FAO D. WHO

11. What is the main greenhouse gas from human activities?

A. Methane B. CO₂ C. Nitrous oxide D. CFCs

12. What potent greenhouse gas has a higher global warming potential than CO₂?

A. Methane B. CO₂ C. N₂O D. CFCs

13. What synthetic greenhouse gases have high global warming potential?

A. CO₂ B. Methane C. Nitrous oxide D. F-gases

14. What body assesses the science of climate change?

A. UNEP B. IPCC C. WMO D. WHO

15. What international treaty addresses climate change?

A. Paris Agreement B. Kyoto Protocol C. Montreal Protocol D. Copenhagen Accord

16. What is caused by the absorption of CO₂ by the oceans?

A. Global warming B. Ocean acidification C. Sea-level rise D. Ice melting

17. What is the shift from fossil fuels to renewable energy?

A. Mitigation B. Energy transition C. Adaptation D. Resilience

18. What means balancing emissions with removals?

A. Net-zero emissions B. Carbon neutral C. Carbon negative D. Carbon positive

19. What means net-zero CO₂ emissions?

A. Climate neutral B. Net-zero C. Carbon neutrality D. Carbon negative

20. What does environmental chemistry study?

A. Chemical processes in the environment B. Interactions between organisms C. Contaminants in the environment D. Global climate change

21. What is the part of Earth where life exists?

A. Biosphere B. Atmosphere C. Lithosphere D. Hydrosphere

22. What scale measures acidity or alkalinity?

A. Temperature B. Pressure C. pH D. Concentration

23. What are CFCs?

A. Greenhouse gases B. Air pollutants C. Water pollutants D. Ozone-depleting substances

24. What layer of the atmosphere contains the ozone layer?

A. Troposphere B. Stratosphere C. Mesosphere D. Thermosphere

25. What type of smog is formed by burning coal?

A. Photochemical B. Acid rain C. Industrial smog D. Ozone depletion

26. What heavy metals are toxic environmental pollutants?

A. Nutrients B. Greenhouse gases C. Heavy metals D. Ozone-depleting substances

27. What does environmental ecology study?

A. Interactions between organisms and environment B. Chemical processes in the environment C. Contaminants in the environment D. Global climate change

28. What is a community of organisms interacting with their non-living environment?

A. A population B. A community C. An ecosystem D. A biome

29. What is a network of interconnected food chains?

A. Food chain B. Energy pyramid C. Food web D. Trophic level

30. What shows the amount of energy available at each trophic level?

A. Food chain B. Food web C. Biomass pyramid D. Energy pyramid

31. What organisms make their own food through photosynthesis?

A. Consumers B. Producers C. Decomposers D. Scavengers

32. What organisms break down dead organic matter and recycle nutrients?

A. Producers B. Consumers C. Decomposers D. Scavengers

33. What type of succession occurs on disturbed land where soil already exists?

A. Primary B. Tertiary C. Quaternary D. Secondary

34. What is a resource or condition that restricts population growth?

A. Limiting factor B. Carrying capacity C. Population density D. Population growth rate

35. What is a symbiotic relationship where one species benefits at the expense of the other?

A. Parasitism B. Mutualism C. Commensalism D. Competition

36. What is the trapping of heat by gases in the atmosphere?

A. Ozone layer B. Greenhouse effect C. Global warming D. Climate change

37. What is the increase in Earth's average temperature?

A. Global warming B. Greenhouse effect C. Climate change D. Ozone hole

38. What is the process of identifying the key issues and impacts to be assessed?

A. Screening B. Impact analysis C. Mitigation D. Scoping

39. What is the assessment of the potential environmental effects of a project?

A. Screening B. Impact analysis C. Scoping D. Mitigation

40. What is an important component of the EIA process?

A. Optional B. Not required C. For some projects D. Important component

41. What impacts are caused by the project but occur later or away from the site?

A. Direct B. Cumulative C. Indirect D. Secondary

42. What provides information on the existing environmental conditions before a project?

A. Impact analysis B. Mitigation C. Screening D. Baseline study

43. What is adherence to environmental laws and regulations?

A. Monitoring B. Auditing C. Environmental compliance D. EIA

44. What is offsetting unavoidable impacts by creating equivalent benefits elsewhere?

A. Mitigation B. Avoidance C. Minimization D. Compensation

45. What does the mitigation hierarchy include?

A. Avoidance, minimization, compensation B. Avoidance, minimization, restoration, compensation C. Restoration, compensation D. Avoidance, minimization

46. What evaluates the likelihood of adverse environmental effects?

A. EIA B. SEA C. Auditing D. Environmental risk assessment

47. What involves seeking input from the public and stakeholders?

A. Public consultation B. Optional C. Not required D. For experts only

48. What international treaty addresses climate change?

A. Montreal Protocol B. Paris Agreement C. Copenhagen Accord D. Kyoto Protocol

49. What international treaty addresses climate change?

A. Kyoto Protocol B. Paris Agreement C. Montreal Protocol D. Copenhagen Accord

50. What is a non-binding agreement on climate change?

A. Copenhagen Accord B. Kyoto Protocol C. Paris Agreement D. Montreal Protocol

51. What international treaty addresses persistent organic pollutants?

A. Basel Convention B. Rotterdam Convention C. Stockholm Convention D. Minamata Convention

52. What US law is for cleaning up hazardous waste sites?

A. RCRA B. Clean Air Act C. Clean Water Act D. CERCLA

53. What is the system of rules and institutions for managing the environment?

A. Environmental policy B. Environmental law C. Environmental governance D. Environmental management

54. What are international treaties on environmental issues?

A. National laws B. State laws C. Local laws D. MEAs

55. What organization sets international health guidelines, including environmental health?

A. WHO B. UNEP C. FAO D. UNDP

56. What is the presence of harmful substances in the atmosphere?

A. Water pollution B. Soil pollution C. Air pollution D. Noise pollution

57. What is the contamination of water bodies by harmful substances?

A. Air pollution B. Soil pollution C. Noise pollution D. Water pollution

58. What is the degradation of soil due to the presence of harmful substances?

A. Air pollution B. Soil pollution C. Water pollution D. Noise pollution

59. What is the presence of excessive or harmful noise in the environment?

A. Noise pollution B. Air pollution C. Water pollution D. Soil pollution

60. What pollutants are formed by reactions in the atmosphere?

A. Primary B. Tertiary C. Quaternary D. Secondary

61. What primary air pollutants are from combustion processes?

A. SO₂ B. CO C. NOx D. O₃

62. What major air pollutant affects respiratory health?

A. Gases B. Particulate matter C. Liquids D. Solids

63. What type of pollution comes from a single identifiable source?

A. Point source B. Non-point source C. Diffuse D. Scattered

64. What type of pollution is the release of radioactive materials?

A. Chemical B. Radioactive C. Biological D. Thermal

65. What international treaty addresses prior informed consent for hazardous chemicals?

A. Stockholm Convention B. Basel Convention C. Minamata Convention D. Rotterdam Convention

66. What international treaty addresses ozone-depleting substances?

A. Montreal Protocol B. Kyoto Protocol C. Paris Agreement D. Copenhagen Accord

67. What type of resource are forests?

A. Non-renewable B. Finite C. Renewable D. Exhaustible

68. What type of resource is water?

A. Non-renewable B. Finite C. Exhaustible D. Renewable but can be depleted

69. What are the benefits provided by ecosystems to humans?

A. Resources B. Ecosystem services C. Goods D. Services

70. What is the unsustainable use of natural resources?

A. Overexploitation B. Sustainable use C. Conservation D. Preservation

71. What is the protection of natural resources from human use?

A. Conservation B. Sustainable use C. Overexploitation D. Preservation

72. What is the process of managing land resources sustainably?

A. Conservation B. Land use planning C. Preservation D. Overexploitation

73. What is a holistic approach to water management?

A. IWRM B. Water conservation C. Water quality D. Water supply

74. What is a flexible approach that adjusts to changing conditions?

A. Rigid B. Adaptive C. Fixed D. Static

75. What principle holds polluters responsible for the cost of pollution?

A. Precautionary principle B. User pays principle C. Polluter pays principle D. Prevention principle

76. What principle charges users for the use of natural resources?

A. Precautionary principle B. Polluter pays principle C. Prevention principle D. User pays principle

77. What are the 3Rs of waste management?

A. Reduce, Recycle, Recover B. Reduce, Reuse, Recover C. Reuse, Recycle, Recover D. Reduce, Reuse, Recycle

78. What is the extraction of energy or materials from waste?

A. Recycling B. Reuse C. Reduction D. Recovery

79. What is the decomposition of organic waste to produce fertilizer?

A. Incineration B. Landfill C. Composting D. Recycling

80. What type of waste poses a risk to human health or the environment?

A. Hazardous B. Non-hazardous C. Inert D. Biodegradable

81. What is electronic waste from discarded electronic devices?

A. Hazardous B. Non-hazardous C. E-waste D. Inert

82. What international treaty addresses hazardous waste management?

A. Stockholm Convention B. Rotterdam Convention C. Minamata Convention D. Basel Convention

83. What is the traditional model of take, make, dispose?

A. Linear economy B. Circular economy C. Recycling economy D. Sustainable economy

84. What is the conversion of waste into energy?

A. Recycling B. Composting C. Waste-to-energy D. Landfill

85. What is the goal of diverting all waste from landfills?

A. Recycling B. Zero waste C. Incineration D. Composting

86. What is the total environmental impact of waste?

A. Waste footprint B. Carbon footprint C. Water footprint D. Ecological footprint

87. What is the total amount of greenhouse gases emitted?

A. Waste footprint B. Water footprint C. Carbon footprint D. Ecological footprint

88. What is the total area of land and water required to support human activities?

A. Waste footprint B. Ecological footprint C. Carbon footprint D. Water footprint

89. What US law governs waste management?

A. RCRA B. Clean Air Act C. Clean Water Act D. Safe Drinking Water Act

90. What ranks disposal options from most to least preferred?

A. Waste disposal hierarchy B. Waste hierarchy C. Pollution prevention hierarchy D. Environmental hierarchy

91. What is the analysis of the composition of waste?

A. Waste minimization B. Pollution prevention C. Waste characterization D. Waste disposal

92. What is water resource management?

A. Planning, development, and management of water resources B. Environmental laws and regulations C. Waste disposal and management D. Management of natural resources

93. What is an underground layer of water-bearing rock?

A. Well B. Canal C. Aquifer D. Reservoir

94. What measures the amount of oxygen consumed by microorganisms in water?

A. Chemical oxygen demand B. Total organic carbon C. Dissolved oxygen D. BOD

95. What measures the amount of oxygen required to chemically oxidize pollutants?

A. BOD B. COD C. Total organic carbon D. Dissolved oxygen

96. What is the amount of oxygen dissolved in water?

A. Dissolved oxygen B. BOD C. COD D. Total organic carbon

97. What US law ensures the quality of drinking water?

A. Clean Air Act B. Clean Water Act C. Safe Drinking Water Act D. Resource Conservation and Recovery Act

98. What is the practice of using water efficiently and avoiding waste?

A. Water conservation B. Water quality C. Water supply D. Water distribution