Environmental Chemistry - SS1 Chemistry Past Questions and Answers - page 1
Pollution is defined as the:
Introduction of harmful substances or pollutants into the environment
Natural balance of ecosystems
Process of recycling waste materials
Preservation of natural resources
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Which of the following is a type of pollution?
Recycling
Conservation
Deforestation
Composting
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Air pollution is caused by:
Excessive use of plastics
Improper disposal of waste
Release of harmful gases and particles into the air
Overuse of water resources
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Water pollution can occur due to:
Increased use of renewable energy sources
Planting more trees
Oil spills and industrial waste discharge
Recycling plastic bottles
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Noise pollution is characterised by:
Excessive use of electronic devices
Loud and disruptive sounds that can be harmful to human health
Excessive use of pesticides in agriculture
Depletion of ozone layer
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Soil pollution is caused by:
Deforestation and habitat loss
Excessive use of fertilisers and pesticides
Conservation efforts
Renewable energy production
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Light pollution refers to:
Conservation of energy resources
Excessive use of artificial lighting that disrupts the natural environment
Recycling of electronic waste
Water pollution caused by industrial activities
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Which of the following is not a type of pollution?
Thermal pollution
Plastic pollution
Ozone pollution
Conservation pollution
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Radioactive pollution is caused by:
Emission of harmful gases from industries
Improper disposal of electronic waste
Release of radioactive substances into the environment
Overfishing in oceans
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Which of the following is a global environmental issue caused by pollution?
Deforestation
Soil erosion
Climate change
Wildlife conservation
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