Indian cast system consists of Brahmins, Kshatriyas, Vaishyas and the Shudras.
Brahmins are the highest of all the castes, and traditionally priests or teachers which is a small part of the Indian population.
Kshatriyas were traditionally the military class that is responsible for the protection of people.
Vaishyas are the people that is related to agriculture, taking care of cattle, trade and business people.
Shudras are fourth and lowest class of the cast system which is traditionally artisans and labourers.
So we can conclude that Indian cast system consists of Brahmins, Kshatriyas, Vaishyas and the Shudras.
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