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DNA of Science 2.0 Book Kajal Sihag ,Master General Science for all competitive examinations with the Examcart DNA of Science 2.0 PYQs Book by Kajal Sihag (Kajal Ma'am). Specially designed in English medium, this ultimate question bank contains 5800+ chapter-wise previous year questions (PYQs) spanning Physics, Chemistry, Biology, and Environmental Studies (EVS).
5800+ Chapter-wise PYQs: Comprehensive coverage of authentic previous years' questions to help identify exam trends and recurring question patterns.
4 Core Science Subjects: Detailed section-wise breakdown of Physics, Chemistry, Biology, and EVS.
Universal Exam Coverage: Ideal for aspirants preparing for Railway (RRB NTPC, Group D, ALP), SSC (CGL, CHSL, CPO), Defence (NDA, CDS), UPSC, Teaching (CTET, State TETs), and State PSC examinations.
Detailed Explanations: Features step-by-step solutions and conceptual insights for every question to ensure complete subject mastery and quick revision.
