help on indias first civilizations?

Question

1.It is known as the ________________, or Indus Civilization.
2.The Arayans beleived that society was divided into 4 ________ called varnas.
3.Indias early civilization grew up near the _________ river.
4.The_______River and the ___________River feed two fertile river valleys in India.
5.The early civilization in India was called the _______or Indus Civilization

Answer 1

1. Harappan Civilization
2. Caste
3. Indus
4. Indus and Ganges
5. Harappan Civilization also called as "Indus Ghaggar-Hakra civilization" and "Indus-Saraswati"

Answer 2

1. Mojenjo-Daro and Harappa
2. castes
3. Indus