#1
Which of the following is a major greenhouse gas responsible for global warming?
Methane
ExplanationMethane is a significant greenhouse gas contributing to global warming.
#2
What is the primary source of indoor air pollution in households using solid fuels for cooking?
Particulate matter
ExplanationParticulate matter from solid fuel combustion is a major source of indoor air pollution.
#3
Which of the following pollutants is a primary component of smog?
Nitrogen dioxide
ExplanationNitrogen dioxide is a key component of smog pollution.
#4
What is the term used to describe the process by which pollutants are removed from the atmosphere through precipitation?
Acid rain
ExplanationAcid rain describes the phenomenon of pollutants being removed from the atmosphere by precipitation.
#5
What is the primary cause of depletion of the ozone layer?
Chlorofluorocarbons (CFCs)
ExplanationChlorofluorocarbons (CFCs) are the primary cause of ozone layer depletion.
#6
Which of the following is a potential health effect associated with exposure to air pollution?
Increased blood pressure
ExplanationExposure to air pollution can lead to increased blood pressure.
#7
Which of the following is a potential health effect associated with exposure to asbestos?
Lung cancer
ExplanationExposure to asbestos is linked to an increased risk of lung cancer.
#8
What is the term used to describe the phenomenon when an increase in greenhouse gases leads to trapping more heat in the Earth's atmosphere?
Greenhouse effect
ExplanationThe greenhouse effect is the trapping of heat by greenhouse gases in the atmosphere.
#9
Which of the following is a potential health effect associated with exposure to lead?
Osteoporosis
ExplanationExposure to lead is associated with increased risk of osteoporosis.
#10
What is the main source of mercury pollution in aquatic ecosystems?
Coal-fired power plants
ExplanationCoal-fired power plants are a primary source of mercury pollution in water bodies.
#11
What is the primary source of outdoor air pollution in urban areas?
Industrial emissions
ExplanationIndustrial emissions are the main source of outdoor air pollution in cities.
#12
Which of the following pollutants is a key contributor to the formation of acid rain?
Sulfur dioxide
ExplanationSulfur dioxide is a major contributor to the formation of acid rain.
#13
Which of the following is NOT considered a form of biological hazard?
Chemicals
ExplanationChemicals are not typically considered biological hazards.
#14
Which of the following is a vector-borne disease caused by environmental factors?
Malaria
ExplanationMalaria is a vector-borne disease influenced by environmental factors.
#15
What is the term used to describe the excessive growth of algae due to nutrient pollution?
Eutrophication
ExplanationEutrophication refers to the overgrowth of algae caused by nutrient pollution.
#16
Which of the following is a potential health effect associated with exposure to pesticides?
Neurological disorders
ExplanationExposure to pesticides is associated with an increased risk of neurological disorders.
#17
Which of the following is a potential health effect associated with exposure to electromagnetic fields?
Increased risk of cancer
ExplanationExposure to electromagnetic fields is associated with an increased risk of cancer.