Biology-Excretory System Study Material by Manavidya:
Biology is playing a essential role in all type competitive exams like tspsc,appsc,vro,vra,panchayat secretary,SI,Police Constable. Every competitive exam has contain 5-6 marks from biology. In this post we provided study material for the topic Nervous System. We provided in the format of pdf you can download the pdf from the given link below. We are provided study material and bit bank for all subjects.
We also providing educational video in our youtube channel. We are doing videos for RRB alp, group d, DSC, SI and constable and arithmetic,reasoning,general knowledge and general science bits.Please click on the below link for educational videos.
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