According to the survey girls are as good as boys in Mathematics, science and social science.
Around 2.7 lakh students of 7, 216 schools were asked questions in the nationwide survey conducted by the NCERT in 2015.
The research report also revealed that girls have better language skills. They outshined boys in English and other languages, reported the Times of India.
The survey report also revealed rampant under-performance among students in rural areas, those studying in government schools and hailing from underprivileged backgrounds, such as Dalits and tribals.
Students from majority of states show poor performance in science and maths. Scores in science were below the national average in 24 states. While performance in maths by students of 21 states found below the average.
"The survey revealed that the majority of the states and UTs are performing below the overall average score in all subject areas... Low achievement is largely an outcome of lack of conceptual clarity and understanding," says the report.