ৰাসায়নিক পৰিৱৰ্তন আৰু ভৌতিক পৰিৱৰ্তন।Chapter 6 | Class 7 General Science Answer | Sankardev School |

ৰাসায়নিক পৰিৱৰ্তন আৰু ভৌতিক পৰিৱৰ্তন। Chapter 6 | Class 7 General Science Question and Answer | Sankardev School | Class 7 General Science Answer Subject: Class 7 General Science Website Link: https://www.dailyassam.com/2021/05/ch... Facebook Link:   / dailyassamofficialpage   Video Editor: Bharat Kalita Author: Hiru moni Bora Thumbnail Design: Trishna Hazarika CopyrightⒸ https://www.dailyassam.com Dailyassam FB Group:   / ound.com