Depends what your studying on
Answer:
Changing Values In Indian Culture. Since ancient times India is known for diversity and prosperity in its Culture. ... There are fifteen national languages recognized by the Indian constitution and these are spoken in over 1600 dialects. With language changing across different parts of country, culture is also diverse.
Explanation:
Sumerians were known for two inventions:
irrigation, that is bringing water to crops that would otherwise not have access to it
and writing: cuneiform, one of two first writing systems on earth (the other being hieroglyphs).