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
Which of the following is a type of pollution?
Recycling
Conservation
Deforestation
Composting
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
Water pollution can occur due to:
Increased use of renewable energy sources
Planting more trees
Oil spills and industrial waste discharge
Recycling plastic bottles
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
Soil pollution is caused by:
Deforestation and habitat loss
Excessive use of fertilisers and pesticides
Conservation efforts
Renewable energy production
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
Which of the following is not a type of pollution?
Thermal pollution
Plastic pollution
Ozone pollution
Conservation pollution
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
Which of the following is a global environmental issue caused by pollution?
Deforestation
Soil erosion
Climate change
Wildlife conservation