2:11:58

Health and Diseases FULL CHAPTER | Chapter 3 | Complete Science & Technology | Free UPSC Preparation

1:05:02

Basics of Biology FULL CHAPTER | Chapter 1 | Complete Science & Technology | Free UPSC Preparation

1:50:30

Nuclear Science and Technology FULL CHAPTER | Chapter 7 | Complete Science & Technology

4:55:52

Space Technology Full Chapter | Science And Technology - Chapter 4 | UPSC Preparation

3:45:45

Complete Space Missions and IPR FULL CHAPTER | Chapter 10 | Complete Science & Technology

2:43:48

Nuclear Technology Full Chapter | Science And Tech - Chapter 6 | UPSC Preparation

2:55:21

Introduction To Geography FULL Chapter | Udaan Geography Chapter 1 | OnlyIAS

4:16:19

Basics of Ecology and Ecosystem (Part -1) | Environment - Chapter 1 | UPSC Preparation