Karma is all good and evil of a persons past lives.Karma means action, work or deed; it also refers to the principle of causality where intent and actions of an individual influence the future of that individual.Good intent and good deed contribute to good karma and future happiness, while bad intent and bad deed contribute to bad karma and future suffering. Karma is closely associated with the idea of rebirth in some schools of Asian religions. In these schools, karma in the present affects one's future in the current life, as well as the nature and quality of future lives - or, one's saṃsāra.
When you die how they determine if you group in the caste system or down? You use Karma.There is bad and good Karma. Good Karma is when you do good things and you follow your duties. Bad Karma is were you do bad things and don't follow your duties. Bad Karma causes you to go down in the caste system or even turn into an animal. Good Karma makes you go higher in the caste system. Recall that in the caste system, people could not escape the social class of their birth. In the 20th century, The Indian leader Mahatma Gandhi called the untouchables "children of God." Today, Indian law Protests the right of all people, and the caste system is less more strict. But, The idea of Karma and rebirth remain a central part of Hinduism.
This is karma.Good Karma makes you go higher in the caste system. Bad Karma makes you have bad Karma.