RBD Vastunishth Samanya Vigyan By Khan Sir (15000+ Chapter Wise PYQs 1990-2021) Hindi Medium – Pre-Owned / Used Book

R.B.D. Publications ki yeh “वस्तुनिष्ठ सामान्य विज्ञान” (Objective General Science) book prasiddh Khan Sir dwara likhi gayi hai. Ismein 30 varshon ke (1990 se 2021 tak) 15000+ se zyada chapter-wise previous year questions (PYQs) diye gaye hain. Yeh ek pre-owned (old) book hai jo science portion ko mazboot karne ke liye sabse best hai.

Key Features / Content Covered:

• Author: By Khan Sir

• Publisher: R.B.D. Publications (RBD – “ये नाम ही विश्वास हैं…”)

• Total Questions: 15000+ Vastunishth Prashn (Objective Questions) – 30 Varshon ke prashn shaamil hain.

• Content Type: Chapter-Wise Previous Year Questions (1990 se 2021 tak).

• Subjects Covered:

  • रसायन विज्ञान (Chemistry)

  • भौतिक विज्ञान (Physics)

  • जीव विज्ञान (Biology)

  • पर्यावरण (Environment)

• Useful For: Railway, SSC, CET, UPSC, CDS, NDA, Air Force, State PCS, State Exams, KVS, NVS, PGT, TGT, NET-JRF, Teacher, B.Ed & other competitive examinations.

• Language: Hindi Medium (हिंदी माध्यम)

Book Condition Note:

Note: Yeh ek purani/used book hai. Kitab ke saare pages aur chapter-wise questions poori tarah se safe hain aur padhne laayak hain. Cover page par halke-fulke use ke nishan ho sakte hain, par overall condition acchi hai.