RRB NTPC 2026 | RRB NTPC Science | Force | RRB NTPC Science Classes By Neeraj Mam

To access the video and other study materials on Adda247 app, click - https://adda247.go.link/gGvL2 . ✅RRB NTPC 2026 - 27 Foundation Batch :- https://adda247.go.link/RRBNTPCGRADUA... RRB NTPC 2026 | RRB NTPC Science | Force | RRB NTPC Science Classes | RRB NTPC Science Practice Set | RRB NTPC Previous Year Question Paper | RRB NTPC Syllabus 2026 | NTPC Practice Set | RRB NTPC Science By Neeraj Mam In this video, Neeraj Mam brings you the RRB NTPC 2026 Science Mock Test, featuring important RRB NTPC Science Questions, Previous Year Questions (PYQs), and exam-oriented MCQs. This RRB NTPC Science Practice Set is designed to improve your accuracy, speed, and overall performance for the RRB NTPC 2026 Exam. Practice important RRB NTPC Science Questions, previous year-based questions, and exam-level problems from Physics, Chemistry, Biology, and General Science while preparing according to the RRB NTPC Syllabus 2026. This mock test is useful for RRB NTPC Science Classes, regular practice, revision, self-assessment, and complete exam preparation. Video Timestamps & Key Topics 00:00 – Introduction & Overview of Chemistry Mock Test 00:54 – Q1: Element affecting the workability & strength of cement (Magnesium Oxide) 02:02 – Q2: Purpose of adding Sulfur Trioxide to cement (Controlling hydration) 03:48 – Q3: Cement suitable for rapid application / precast structures (Rapid hardening cement) 05:03 – Q4: Rapid cooling method in glass making (Float glass method) 06:33 – Q5: Glass resistant to heat and chemicals (Pyrex glass) 07:58 – Q6: Chemical used for giving purple/violet color to glass (Manganese Dioxide) 09:35 – Q7: Method used to remove temporary hardness of water (Ion-exchange method) 11:22 – Q8: Compounds not used in cleaning/purifying water (Nitric acid & Aqua Regia explanation) 13:20 – Q9: Substances used in soap and cleaning products (Sodium lye) 14:34 – Q10: Antibiotics vs. WBC immune response & allergic reactions 18:03 – Q11: Drugs blocking pain signals to the brain (Morphine & Analgesics) 19:10 – Q12: Drugs used to counter allergic reactions (Antihistamines) 21:08 – Q13: Primary function of anti-diabetic medications (Blood sugar control & insulin mechanism) 24:50 – Q14: Glass adapting to different lighting conditions (Photochromic glass) 26:12 – Q15: Purpose of alumina in cement (Lowering clinker formation temperature) 27:21 – Q16: Cement workability review (Role of MgO) 29:26 – Q17: Compounds used in semiconductor devices (Silicon, Germanium & Zinc Oxide) 31:10 – Q18: Measuring water color using Tintometer 31:55 – Q19: Non-agents of cross-pollination 32:35 – Q20: Biogas components vs. Carbon Monoxide 33:30 – Q21: Aqua Regia composition ratio (HNO₃ : HCl ratio trap) 35:45 – Q22: Definition and mechanisms of Biodegradability 36:56 – Q23: Why Carbon Monoxide is a toxic air pollutant (Hemoglobin affinity) 38:52 – Q24: Chemical identity of marble (Calcium Carbonate - CaCO₃) 39:42 – Course Batch Updates & Outro #RRBNTPC2026 #RRBNTPC #RRBNTPCScience #ScienceMockTest #NTPCScience #RRBNTPCScienceClasses #SciencePracticeSet #RailwayExam #ScienceByNeerajMam #NTPCScience 📍RRB NTPC Science Playlist:    • RRB NTPC 2026 | RRB NTPC Science Classes |...   ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ✅FOR ADMISSION ENQUIRY CALL AT :- 09958804247 ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Welcome to India's Leading Railway Exams Preparation Channel Railway Adda247. Prepare for Railway Exams (RRB NTPC, RRB ALP, Group D, Technician, RPF Constable/ SI ) with Free Railway Classes. ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 📌Check Out our Courses: ✅RRB NTPC 2026 - 27 Foundation Batch :- https://adda247.go.link/RRBNTPCGRADUA... ✅Railways Mahapack batch link:-https://adda247.go.link/RAILWAYMAHAPACK ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 📌Check Out our Test Series: ✅Test Prime:- https://applink.adda247.com/d/SSCTEST... ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ✅Join Our WhatsAap Channel: https://whatsapp.com/channel/0029Vaom... ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 📌 Railway PYP Link- https://adda247.go.link/lKzM8 ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ✅ Join Our Telegram Channel:- https://t.me/adda247railway ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ --- 👨‍🏫 About Neeraj Kumawat: 🔴 Download our Adda247 App:- https://applink.adda247.com/d/NeerajK... ✅To join Neeraj Mam's Telegram : https://t.me/Science_sscadda247 #railwayadda247 #railwayadda #railwayaddalive #railwayaddaclasses #rrb