Answer & Explanation:
Plants are unique because they have chloroplasts, which absorb light energy from the Sun.
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Answer:
have different strength .......
a)the number of species on Earth or b)the number of individual organisms on Earth
Answer:
irritate people's breathing, ling cancer, asthma
Explanation:
Particulate matter in the air decreases life expectancy according to many researchers. Pollutants such as ozone irritate people's breathing, trigger asthma symptoms and cause lung and heart diseases. Exposure to environmental tobacco smoke causes many severe respiratory health problems such as asthma and lung cancer.
