Which of the following is a heavy metal that poses environmental hazards?

Which of the following is a heavy metal that poses environmental hazards?

Correct Answer: Lead

Step 1: Understand what a heavy metal is. Heavy metals are metallic elements that have a high density and are toxic at low concentrations.
Step 2: Identify examples of heavy metals. Common heavy metals include lead, mercury, cadmium, and arsenic.
Step 3: Recognize the environmental hazards posed by heavy metals. They can contaminate soil and water, harm wildlife, and affect human health.
Step 4: Focus on lead. Lead is a well-known heavy metal that is harmful to the environment and human health.
Step 5: Conclude that lead is a heavy metal that poses significant environmental hazards.

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