While studying at home, students browse for a source that provides complete solutions of NCERT questions and sample papers. Learning online becomes more feasible as it saves time and human efforts. Students are left with more strength to study with online resources. They invest time in practicing more papers. Portal like Extramarks has a pool of question papers including mock tests, sample papers, and previous year papers. CBSE previous year question papers class 10 science can be found easily at one click.