নাইট্রোজেন চক্র ও আবদ্ধকরণ প্রক্রিয়া ইত্যাদির জন্য গুরুত্বপূর্ণ ধারণা|| মাধ্যমিক ও উচ্চ মাধ্যমিক ||

[@mitalisahadas8498]

Khub sundor 👍

[@AmarShaw-s6n]

Good job. ❤❤❤❤❤

[@attitudemakerboys]

Tarra tari koren sir amar onk jon wait korchi👍👍👍

[@Babu-j1j1f]

@attitudemakerboys dada ache apni chap lienna

[@attitudemakerboys]

@Babu-j1j1f Bojlam na

[@ENJOYINGBIOLOGY-x8j]

Kichu din ar moddhe e korbo....11 thakai suru korbo ncert ta...kichu din ar moddhe ai.........

[@kakolimondal9327]

Habbi hoya cha

[@ENJOYINGBIOLOGY-x8j]

Thank you 😊

[@abdulrouf6678]

Apni khub valo bujhiechen sir.... Amk onek valo laglo apnar pora❤

[@Babu-j1j1f]

❤❤❤

[@mitalisahadas8498]

Madhyamik Sir students ra khub upokrito hocche kaku... Egiye jao...👍💗

[@ENJOYINGBIOLOGY-x8j]

Thank you 😊

[@GHOSHURMI-sh5cn]

Sir hs er test paper solution taratari anben ...nice sir ❤❤

[@ENJOYINGBIOLOGY-x8j]

Ok nia asbo khub taratari 👍

[@attitudemakerboys]

Sir amader kobe korben neet a

[@ENJOYINGBIOLOGY-x8j]

Kon somoi korle tomader subidha hoi aktu janaba....

[@AnisaParvin-h3p]

Sir vdo ta onek valo hoeche ....amader class 12 er tripple fusion ta bujhie dan .....tahole onek valo hobe

[@ENJOYINGBIOLOGY-x8j]

Hm koria dibo 👍