Biology Class 12 Chapter 1 | Class 12 Biology Chapter 1 | Class 12th Biology Bihar Board | Biology

[@Ssharmaji77]

मक्खी →15-30 day
गाय →15 year
चूहा →1-2 year
बाज →30-36 year
सांप →8-10 year

[@ngsujee]

Hii

[@PraveenKumar-tv6eh]

Pdf and लिख कर पढ़ाइए भया।।।।।।। हम-सब का प्रोम्लम कोई नहीं समझता है भया आप समझेंगे तो पि डी एफ और लिख कर पढ़ाइए प्लीज निवेदन करते हैं भया 😂😂😂😂😂😂😂😂😂😂😂😂

[@Superboyn1]

Hlo😊

[@GreenMedicine-lb3fn]

Hii

[@RanjankumarRanjanKumar-kd5dg]

Hii❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤

[@RanjankumarRanjanKumar-kd5dg]

❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤

[@RanjankumarRanjanKumar-kd5dg]

Dog,me, kitna,life

[@RishuKumar-q3x]

Sir aap apne tarike se padhe

[@Shamim0433]

Biology king By Aman sir ✨✨👑💪💪😎

[@Shamim0433]

​@KsRocky😅

[@Shamim0433]

@KsRocky bolo kya Kam hai

[@mdenamul7793]

Hello bro

[@rahulSingh-wu9so]

​@@Shamim0433subah 7 bje just well classes par biology ki best class chalti hai plzz guys join just well classes 😊

[@lakshmi_tkd]

time span
cow 15 year
fly 15 to 30 day
eagle 20 to 30 year
snake 10 to 15 year
rat
brown rat 2 year
black rat 12 month ya 1 year

[@iamhere9372]

Kon kon chahta hai mix karke padhaye ❤❤❤❤

[@GamerSuryaSuraj]

क्या पढ़ाते हो सर,आप क्या समझाते हो गजब❤❤❤❤❤❤❤❤❤❤❤❤ I Really Like You Sir🎉🎉🎉🎉💯💯😍❤❤❤

[@PriyankaKumari-hj4du]

Jiban kal
1. Makhi =15-30 din
2.gaye =15sal
3.bajh =30-36 sal
4.sap =13-18 sal
5.chuha =2-14mah

[@AnjaniYadav-mm2pm]

Bahukoshikiye life

[@tanvikumari5239]

super duper class tha bhaiya thankyou 🥰🥰🥰🤗❤️❤️

[@Yadav--Student75]

Jati Mat Boliye Barna Janan Kar Denge 😂😂😂😂😂

[@manojyadav7522]

Biology padhane ke liye thank you sir

[@MdNajim-b4h]

Thanks sir ham garibo ke liye TH-cam par dene ke liye

[@Mithunbihari303]

Online padhaai karne ke liye Ham Apna tution Tak bhi Chhod Diye Hain🎉 aap per Vishwas banae rakhe hain aur Vishwas dilane Ka Karz target board Ne Diya

[@rajukumaryadavrajukumaryad6590]

Same bro maney bhi 🚩🚩💪

[@AbuBakar-e5w]

Education is most important ❤❤...........

[@munankumari]

मंजिलें क्या है, रास्ता क्या है?
हौसला हो तो फासला क्या है
❤❤❤

[@GreenMedicine-lb3fn]

Hii

[@deepachaudhary3706]

Me nitin

[@deepachaudhary3706]

Kaho kareja

[@adarshpandey426]

मक्खी - 15-30 day
गाय - 15 year
चूहा - 1-2 year
बाज - 30-36 year
सांप - 8-10 year

[@technicalArt07]

Google hai to sab mumkin hai 😅

[@sahilfffenjoy]

तोता का जीवन काल 140 होता है

[@aryasingh006]

Thankuh bhaiya for this amazing lecture ❤☺️

[@Mithunbihari303]

Chai PDF se padhaie ya note se Hamen padhna hai aur question aur class karna hai

[@Mr_Chandan87]

Bhai note de sakta hai humko please🙏

[@PoonamKumariVerma-yy8ig]

Sir mujhe pdf chahea

[@anlimhato]

Sir ham 2026 me parikha dege kya ham padh sakate hai

[@SaloniKumari-yi6sp]

Kon kon sir ko pasand karta he

[@saimaparween555]

Kon kon 10th class se dekh Raha hai

[@AnilKumar62875]

Cow15

[@dilkhushkumardjbhojpurison3789]

Sar Chitra ke sath

[@madhumala8623]

Hn ji sir

[@AnilKumar62875]

🐁🐁🐁🐁 rat 1/2

[@arshi62]

aman sir best🎉❤

[@GoldenVlog51]

Kisko kisko biology ka class acha laga❤❤❤❤❤❤❤❤❤ hamko to acha laga❤❤❤❤❤❤

[@SIRv7f]

Sir machhar ko 10 din ke pahale hi mar de toh😮😮😮😮😮

[@ChhotiKumari-nr1wy]

Sir ap bahut mast padhate h🤗🤗🤗🤗🤗🤗🤗

[@tanvikumari5239]

Bee= 15-30 year's. Cow= 15 years. Snake=10-15years .Rat=1-2years. Tiger= 20-30years

[@divakar085]

Bro 15-30 days

[@GreenMedicine-lb3fn]

Hii❤

[@KhushbooSingh-m1u]

Kiya baat hai hai sir ji

[@Himanshiandmasi]

makkhi 6mah ' Rat 3year ' cow 26year cobra 28 year

[@GamerSuryaSuraj]

I am ready for 90%

[@official_bhardwaj117]

Hlo

[@official_bhardwaj117]

Kha se ho ap?

[@nandanikumari4019]

Thank you

[@munankumari]

Sir aap ka life classes me maja aajata hai🎉🎉🎉

[@GamerSuryaSuraj]

Ha

[@GamerSuryaSuraj]

He'll

[@munankumari]

@@GamerSuryaSuraj hii

[@munankumari]

@KsRocky ok

[@munankumari]

@@GamerSuryaSuraj please follow Kar do

[@ShayamsundarPaswan-k4d]

Sat ji thanks bye

[@motivationalu9407]

Sir you make difficult to easy . Thanks a lot sir

[@Sandhya_0007]

Very amazing class bhaiya bahut aache se Sare concept samajh me aa gaye thanq so much bhaiya🙏❤🥰✨❣️🫶

[@HunterKing-kl8qb]

Hi🎉🎉

[@DipikaKumari-lq3wk]

Supar, class❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤

[@Fultush-bs2mj]

Aap bahut badhiya padhte hai sir

[@DhirajKumar-gp1bi]

thankyou sar biology padhane ke liye chpter 2 bhataye aage sar thankyou 😊😊😊

[@AMRITESH-g9z]

Lion average lifespan
Female=15-16 year
Male=8-10 year

[@Motivational-king678]

Ye chota hai

[@NILESHKumar-w8z]

Sir online kaisha kar bhaiya

[@rahulSingh-wu9so]

subah 7 bje just well classes par biology ki best class chalti hai plzz guys join just well classes

[@DipuKumar-zs6tj]

Bio Hindi me hota hai English me

[@ravinderKumar-8521]

Yas sir

[@AngelKumari-lm8em]

Sir figure ke saath padhaiye per likh kar sir baad me pdf note karne mai bahut time lagta hai humko college bhi jana hota hai nahi jayenge to name kaat denge please sir samajhne ki koshish kijiye 😩😩😩😩😩🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏

[@InspirationalGeoCave-vi5dh]

Thank you sir

[@Mrsmagasnaj]

So nice aman sir ❤❤❤

[@anjalikujur6115]

Sir meri didi ka name hai pinki

[@NitinKumar-81029]

💯 गाय-15साल लगभग, मक्खी - 15- 30 दिन, साप - 10- 15 साल, चूहा -- 1-2 साल । Very nice class sir🙏🙏🙏।

[@rajansaini-ci8ht]

140sal

[@Mr_Sohelkhan]

Sir aap class karke mja aagya

[@NitishRam-w8t]

Class 11th Bihar board

[@mdwajul9727]

Ha sir pdfand

[@ShahnawajKhan-uu6qt]

Sir only pdf se like kiye aur vote kijiye ❤❤❤

[@working841]

Mu

[@sonugaming12374]

Hello friends

[@MotivationFacts-vb4og]

Yes 👍✋

[@ShahnawajKhan-uu6qt]

@@rahulSingh-wu9so koi nahi Jayega

[@MeraikRaik]

Hii

[@alokroy8656]

Bhaiya english medium me bhi padhaiye please 😢😢😢😢 reply please 🙏🏻

[@Sportswala0786]

Sir aaj 1st time apka class kiye mzza aa gya ki

[@rani_study_with_onlioclasses]

😊😊 thanks 😊🙏😎 guru ji

[@PrahladYdv-zz7cr]

Sir ji likh likh ke padhaaiye ga

[@archana7292]

Very nice sir ❤❤❤❤

[@AjayKumar-of4mx]

Nahi

[@Suraj78708]

Hi

[@WHITE66666samsher]

Bhaya live class kab se hai

[@BittuKumar-vd4hv]

Ssssss

[@ShahnawajKhan-uu6qt]

Maja bhut aaya sir love yo❤❤❤

[@Mithunbihari303]

Mendhak ka Jivan kal Kitna Din Ka Hota Hai

[@DhirajKumar-gp1bi]

yes sar pdf se hi padhana hai

[@DivyaniKumari-b1d]

Snake_ 14-15 saal

[@dharmavatidevi2818]

हा

[@IshratJahan-zs3hl]

Multicellular

[@KumkumKumari-i4p]

Very Nice biology

[@anguribegam2033]

SIR G ❤SCH ME CLASS BAHUT HI AACHA THA 😊 BUT AAPSE EK REQUEST 🙏🙏HAI KI AAP SARA CLASS TH-cam ▶️CHANNEL PAR HI PADHAYE😢 PLEASE🙏 SIR ❤

[@official_bhardwaj117]

Hlo kha se ho ap

[@mahtog3581]

Sar online kese kary padhai

[@Chintukumar123-rx8bh]

Sir hame pdf chahiye

[@sachinkumar290]

Sir biology ka class bahot achha laga hai

[@RajaKumar-s7w2p]

Sir likh ka padhiya please

[@RaushanKumar-py1fv]

Yes sirr

[@TanyaPoddar-o8r]

Sir iss chapter se Questions exam m aaya gy

[@Sumitmishra-rj9in]

Plese sir

[@RajuKumar-ds1ro]

Ok sir 🎉🎉🎉

[@shishupalkumar-bu8ww]

सर हम तो सुनो है गाँव घर में कौवा तो अमर रहता है please reply me

[@Julkarnain5693]

Sir ji bharti bhawan ka book padhai sir bharti bhawan ka book me short tarika se achha samaj me aate hai

[@animal-e6f]

Sir thora pichai sai batayai

[@anjalisinghrajput7081]

Sir male ke according female hi zyada din tk kyun zinda rehti hai

[@SatishKumar-zz8ns]

Bahu koshkiy

[@chhotusah360]

Super class 😅😊😊😊😊😊

[@SumantGiri-sn6zm]

Hiii sir

[@studentcoachinghaneya2456]

Please Sir
Side hokar likhiye

[@avengerscuber2.0]

Sir aapka jivan 1 year hin Bach Raha hai😢😢😢😢

[@Monuyadav-tn1kp]

Sir aap likh ke hi bahut acha padhate hai

[@ChandanName-bf4nv]

.no sir pdf se no

[@tolsingbariya-o9p]

Ha pdf se padna hai

[@action_samrat]

12th के लिए अभी best चैनल education baba है।

[@JyotiKumari1-s8b]

1,2 Sabathia

[@RajneshYadav-cq3lq]

Sir sajiv me janan hota hai

[@romeogamerzyt6817]

Sir AAP bol rahe hai ki human 70 to 80 year geta hai to mere pardada ji 100 sal se bhi upar kaise jinda rahe the sir sir unki death to pichle year hi hua hai

[@riyansh3bg]

Nice.

[@KhushiOjha-sp8dv]

Bahut achha laga class sir 😊