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