soil मृदा || composition of soil || world geography for upsc and state pcs by krishna sir
45:59
ओजोन क्षरण || ozone layer depletion, #UPSC #worldgeography #ozonedeplition
1:02:37
सूर्यातप || Insolation (solar radiation) world geography for #UPSC #insolation #worldgeography
46:16
Passes of Himalaya (हिमालय के दर्रे ) | Geography of India for IAS and PCS #upsc #indiangeography
24:18
बिहार की मिट्टी / Soil Of Bihar
1:13:06
मानसून उतपत्ति की आधुनिक विचारधारा ( जेट स्ट्रीम सिद्धांत ) Modern theory of monsoon origin #upsc
2:34:22
Agriculture Marathon Class | Complete Soil Science | संपूर्ण मृदा विज्ञान
28:27
Earthquake, भूकंप, Seismicity, भूकंपीयता, World Geography for civil services
2:57:23