Answer:
SO2 and NOx
Explanation:
The oxides of Sulphur and Nirogen are the major constituents of acid rain. These oxides combine with the water vapor present in the atmosphere and form sulphuric and nitric acid and thus it rains acid.
The region of the United States most harmed by acid rain is the East Coast, including the Appalachian Mountains and the Northeast. In India the Agra Taj Mahal color is changing from white to Yellow because of acid rain. Acid rains are harmful for are agricultural land as well.
Answer:
Which of the following are examples of early technology?
→ the Fertile Crescent
Answer:
Option (B)
Explanation:
The Maurya Empire was one of the famous and largest empire in India in its historical time. It was originated by Chandragupta Maurya, the person who had dethrown the Nanda Dynasty. He was very powerful and expanded his territory in almost all parts of India. This empire was remarkable for the regular and successful administrative system and also the finance system that eventually lead to the production and development of its economy.
The Maurya empire was bordered by the great mountains of Himalaya on its northern side.
Thus, the correct answer is option (B).
B Europeans did not understand African ethnic identities.
