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The graph below shows the lung function of test subjects at three different ages who had exposure to ozone gas from the same source and location.
According to the graph, which statement best describes the effects of ozone on human health?

At 0.2 ppm, lung function is worse in subjects older than 20.
At 0.3 ppm, lung function is better in subjects older than 20.
Subjects at age 20 have higher lung function than subjects at age 33.
Subjects at age 27 have lower lung function than subjects at age 20.

The Graph Below Shows The Lung Function Of Test Subjects At Three Different Ages Who Had Exposure To Ozone Gas From The Same Source And Location According To Th class=

Sagot :

Answer:

B

Explanation:

It's Pretty Easy To Know

At 0.3 ppm, lung function is better in subjects older than 20.

  • Ozone can cause the muscles in the airways to constrict, trapping air in the alveoli.
  • This leads to wheezing and shortness of breath.

What is the functions of ozone?

  • The ozone layer acts as a shield for life on Earth.
  • Ozone is good at trapping a type of radiation called ultraviolet radiation, or UV light, which can penetrate organisms protective layers, like skin, damaging DNA molecules in plants and animals.
  • There are two major types of UV light: UVB and UVA.
  • However high amount of ozone can cause is a feeling of irritation in the eyes, nose and throat.
  • Some people may also experience respiratory or heart symptoms such as shortness of breath, chest pain, and wheezing.

Hence, B option is correct.

To know more about breathing here

https://brainly.com/question/10876081

#SPJ2

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