Radon _________________.
A) in the atmosphere limits the availability of sunlight for plants
B) contributes to the breakdown of the ozone layer
C) is formed by the breakdown of the ozone layer
D) may cause lung cancer when inhaled
E) binds with hemoglobin, preventing binding with oxygen

Question

Quizplus · Accepted Answer

Radon is a radioactive gas that is naturally occurring in soil and can seep into homes and buildings. Inhalation of high levels of radon over time can lead to lung cancer.