Is there is need of \'ratta\' in science

1.	Is there is need of \'ratta\' in science
Answer» See you just have to pay concentration and do practice and practice then you able to score well in science. And if you not able to this also then you do ratta only then no option is left Not at all Science is all about practice and understanding Actually no U just need to understand the way it is Noo

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