Environmental Chemistry - SS1 Chemistry Past Questions and Answers - page 4
Which of the following is a method of point source pollution control?
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Constructing wetlands
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Improving agricultural practices
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Reducing plastic waste
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Implementing wastewater treatment plants
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Which of the following is an indicator of water quality used to assess pollution levels?
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pH level
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Air temperature
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Noise level
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Soil moisture
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Define water pollution and suggest possible solutions to mitigate water pollution.
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What is the primary goal of Green Chemistry?
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Maximising chemical production
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Minimising the use of chemicals
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Eliminating all chemical processes
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Balancing the economic and environmental aspects of chemistry
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Which of the following is NOT a principle of Green Chemistry?
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Atom economy
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Renewable energy use
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Pollution prevention
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Safer solvents and auxiliaries
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Which of the following is an example of a sustainable practice?
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Using disposable plastic cups
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Increasing energy consumption
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Recycling paper and plastic waste
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Disposing of hazardous chemicals in landfills
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What is the concept of "cradle-to-cradle" design in sustainability?
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Maximising resource extraction
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Minimising waste generation
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Disposing of products in landfills
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Encouraging planned obsolescence
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Which of the following is an example of a sustainable solvent in Green Chemistry?
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Chloroform
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Benzene
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Water
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Toluene
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What is the purpose of life cycle assessment (LCA) in sustainable practices?
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Identifying environmental impacts throughout a product's life cycle
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Promoting rapid product obsolescence
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Disregarding the environmental impacts of products
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Minimising waste during the production process
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Which of the following is NOT an environmental benefit of sustainable agriculture?
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Preservation of soil quality
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Reduced use of synthetic fertilisers
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Decreased biodiversity
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Conservation of water resources
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