Which of the following is a health risk associated with ground-level ozone? a. cataracts b. skin cancer c. respiratory illness d. all of the above

The correct answer is c. respiratory illness.

Breathing ground level ozone causes several hazards to the health which includes respiratory symptoms, inflammation in respiratory tract , lung infections etc.  

The respiratory problems that occur have symptoms like coughing, discomfort in chest, throat irritation and shortness of breath.

The higher concentration of ozone near the ground level aggravates asthma and other lung disease like bronchitis. The ground level ozone has increased in concentration due to volcanic eruptions, man made pollution by the emission of volatile organic compounds from vehicles and factories.

The effects of ground level ozone is observed both in healthy individuals and more serious problems in people with respiratory diseases.

its c.

Explanation:

or is it isk what it is I just said c cause it sound cool

the answer is a) cell division.

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a bird that nests only in a particular tree species.