According to the Centers for Disease Control,approximately How Many Children

question 59

Multiple Choice

According to the Centers for Disease Control,approximately how many children are at risk for lead poisoning due to exposure to potentially toxic levels of lead?

• A)14 million
• B)20 million
• C)10 million
• D)5 million

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Definitions:

Ecosystem

A community of living organisms in conjunction with the nonliving components of their environment, interacting as a system.

Metabolism

All of the enzyme-mediated reactions in a cell.

Nitrous Oxide

A colorless gas with significant greenhouse and ozone-depleting potentials, commonly used as an anesthetic and a propellant.

Fossil Fuels

Fossil fuels, including coal, oil, and natural gas, are energy sources formed from the decayed remains of ancient plants and animals, accumulated and altered over millions of years.