Biology 2021 बोर्ड परीक्षा में आने वाले महत्वपूर्ण प्रश्न/12th Revision (जैव प्रौद्योगिकी सिद्धांत)

Sir aur chaptor ka kab video banay gay

Gooooooood night dear sir 😪😪😪😪😪😪😪

Good evening

Namaste sir

Namaste sir🙏

Good night sweet dreams

Sir ge app shirf samjha dete hai iske defination kaise lekhe reply me plzz sir

Pranam srrr🙏

Hii sir

Good night sir

Nice video sir

Sir

Sir bio ka syllabus abhi tk clear nhi h plzzz bta dijiye

Sir important questions batayiye jo paper mei repeated ho log questions

Very very thank you sir

Best sir

Sir English me bhi likhiye na na questions please

Thanks sir

Nice

Nice

Good evening sir 🙏🏻 🙏🏻