3.LIFE OF STAR (तारे का जीवन) // Geography Lecture by- Nitin sir // Study91 geography class
33:17
2.ORIGIN OF UNIVERSE (ब्रह्माण्ड की उत्पत्ति) // Lesson- 2 // Geography Lecture By- Nitin sir
40:30
5.STRUCTURE OF SOLAR SYSTEM-I ( सौर तंत्र की संरचना- I )// Geography By- Nitin Sir
37:14
Khan sir demo classes ||Khan Sir New Batch||Khan Sir First Class || Khan Sir Geography Class
35:04
29.Earth's Interior || Crust, Mantle, Core | Discontinuities | STUDY91 GEOGRAPHY | nitin sir
1:05:04
6.Planet/हमारे सौरमंडल के आठ ग्रह/Geography class in hindi/study91/geography lecture in hindi/
48:18
4.Geography Conceptual Class //World Geography//Study91//Astronomy//Nitin sir geography class
22:13
वर्षा, वर्षा के प्रकार, चक्रवात तथा प्रतिचक्रवात.. अब भूल के दिखाओ..
36:25