Fill in the blanks:
1. More powerful territories in the 6th century were referred to as .................
2. In............. kingship was hereditary.
3. ............... emerged as the most powerful kingdom in North India in the sixth century BC.
4. .............. invaded India in 326 BC.
5............. impressed Alexander by his bravery and wisdom.
6. A new school of art called................ developed, as a result of Alexander’s invasion of India.