Bacteria
Algae
Arsenic
Viruses
Answer is Wrong!
Answer is Right!
The correct answer is C. Arsenic.
Arsenic is a naturally occurring element that can be found in rocks, soil, and water. It can also be released into the environment from industrial activities, such as mining and smelting. Arsenic is a toxic substance that can cause a variety of health problems, including cancer, skin lesions, and nerve damage.
Bacteria, algae, and viruses are all living organisms. They can be found in water, soil, and air. They can also be found in food and on surfaces. Bacteria, algae, and viruses can cause a variety of health problems, including food poisoning, respiratory infections, and meningitis.
However, they are not considered
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