A Tribe is a historic class division in which individuals are related by societal, cultural, religious, or blood connections and share a set of norms and accents. inthiis paper showing , a tribe has particular features and attributes that distinguish it as a unique national, socioeconomic, and cultural entity. india has one of the most diverse tribal communities globally. many people are aware that india is the homeland of several human races. a title “environmental circumstance of mundari sub-caste in west bengal” represents historical, social class division in which humans are linked by societal, cultural, religious, or family ties and share a set of conventions and customs of mundari tribal groups. methodological way of Descriptive Statistical Analysis involves collecting, interpreting, analyzing, and summarizing data to present them in the form of charts, graphs, and tables. rather than drawing conclusions, it simply makes the complex data easy to read and understand.the Standard Deviation (S Or Sd) is the average amount of variability in dataset.the munda community is an austroasiatic talking ethnic gathering of india. they overwhelmingly communicate in the mundari language as their local language, which has a place with the munda subgroup of austroasiatic dialects. in this research , scale of tribal conflict data collection questionnaire by information collected in this form as per national democratic institute is used for data analysis. “Exclusive Property Of The National Democratic Institute” May-2013 , Scale Of Indian Human Development Survey – Ii as per national council of applied economic research (NCAER) is used for data collection and analysis . “National Council Of Applied Economic Research 08 December 2020” And Scale Of Self Made Standarized Questionnaire is used for data collection (3 Point Likert Scale ) is applied for data analysis and explanation.as per result “The Scheduled Tribes”, which serves the purpose of designating certain mundaari communities, where membership is acquired by birth, for the benefits that the government provides them with the explicit aim of bringing them as par with the other communities of the block & country.