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Questions and Answers
Heavy metals are natural metallic elements that are toxic to the environment and human health.
Heavy metals are natural metallic elements that are toxic to the environment and human health.
True (A)
Heavy metals are only found in water.
Heavy metals are only found in water.
False (B)
Erosion and volcanic eruptions are natural sources of heavy metal emissions.
Erosion and volcanic eruptions are natural sources of heavy metal emissions.
True (A)
Industrial activities, such as mining and burning coal and oil, do not contribute to heavy metal pollution.
Industrial activities, such as mining and burning coal and oil, do not contribute to heavy metal pollution.
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Bioaccumulation refers to the increase in concentration of a pollutant in an organism over time.
Bioaccumulation refers to the increase in concentration of a pollutant in an organism over time.
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$\text{Copper (Cu)}$ is an essential micronutrient for living organisms.
$\text{Copper (Cu)}$ is an essential micronutrient for living organisms.
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Lead $\text{(Pb)}$ is considered an essential heavy metal for human health.
Lead $\text{(Pb)}$ is considered an essential heavy metal for human health.
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Biomagnification refers to the increase in concentration of a pollutant in a food chain.
Biomagnification refers to the increase in concentration of a pollutant in a food chain.
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Biotransformation refers to the breaking down of pollutants into less harmful substances.
Biotransformation refers to the breaking down of pollutants into less harmful substances.
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Greenpeace and WWF are organizations that advocate for the protection of the environment.
Greenpeace and WWF are organizations that advocate for the protection of the environment.
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