Excretory System (उत्सर्जन तंत्र) NCERT Diagrams For RRB Railway Exam By BK Pathak Sir

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Sir aasani se samajh aa gaya sb kuchh ❤

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Your teaching style is outstanding and sir please give us one shot video daily

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Thanku sir ji❤

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Sir thank you...material पक्का वाला हे... केमिस्ट्री के वीडियो का इंतजार है...🙏

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Thanks sir

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Thanks sir 😊

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Ntpc syllabus discuss kar dijiye

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Sir please 🥺 English mai bhi padhaiye

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Sir ncert se biology padhaye na theory

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Thank you sir ji

[@bkpathakscience]

Welcome

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Chemistry ki class nahi chal rahi hai kya

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Sir biology start kro

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After physics

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Sir kal physics ka video aa raha hey na...

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Me sir aap se hi padta hu RUclips se science varg 2 nekal jayega kiya

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Hello sir

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What's up?

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Sir aap physics me numerical kam kara. Rahe ho

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Abhi to maine shuru kiya hai

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Thank you sir 😊

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Most welcome

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Ntpc syllabus discuss kar dijiye

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All redy upload