1.

“Characterized as containing harmful levels of sulphur dioxide or nitrogen oxide, acid rain is damaging and potentially deadly to the earth’s fragile ecosystems; a pH – of 2.4 has been measured in rainfall in England” – Read the above passage and form a question on the above discussed issue.

Answer»

1. How do acid rains affect the ecosystems? 

2. What are the factors that result in acid rains?



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