A deep positive correlation has been found between bilingualism and _____ achievements.

Research on bilingualism, supported by NCF 2005 and scholars like Jim Cummins, shows a strong positive correlation between bilingualism and scholarly/academic (विद्वत) achievements. Bilingual children often show enhanced cognitive flexibility, metalinguistic awareness, and academic performance. The specific term 'विद्वत उपलब्धियाँ' refers to scholarly/intellectual achievements.