Thank you sir. Me practical Dan iskole karanne na. Korona nisa wahalane. Ithin online karanakota teachers la practical karanne na. Ithin sir ta godak thanks.Apita me practical me vidiyata pahadilida Karala pennanawata. Thank you very much sir.
Test to identify strach in plant leaf when adding a few drops of iodine the leaf turn in to violet colour so we can conclude that strach in the plant leaf
Why sir we boil this leaf in water and alcohol.I need to know reason for that and these videos are so help in our study works thank u very much for this help.
Alcohol is highly infalamblr if we supply direct heat it will ignite . That's why we indirectly supply heat by putting the alcohol containing tube in a water bath
Supiriyi sir oya parikshana school eke vath kare na😳😳😳
Thank you sir
welcome...
මේවගේ chanel එකක් තියෙන එක නම් ගොඩාක් ලොකු දෙයක් සර්.පුළුවන්නම් තව පාඩම් දාන්න.
මේ දවස්වල ස්කෝලෙත් නති අපිට මේවා දැකලම අවබොද කරගන්න ලැබීම සතුටක්.මේ පරීක්ශනයට යොදා ගන්නා උපකරනත් නම් වෙනවානම් තවත් හොදයි.good job
Sirta budu saranai digatama video karanna shakthiya labewa kiyala mama prarthana karanawa
Godak watinawa sir . Apita iskolen karath mechchara pahadiliwa kale ne . Thank you sir. Thawa th me wage video digatama danna❤
Pattai sir school ekewath practical apita kerenne na puluwannm grade 11 syllabus eke okkoma practicals tika denna.good job hodatama theruna.😊👍👌
Godaaak pin sir mehema karana ekata.Godak වටිනවා. Thank you sir
Me sir chanel eka nawaththalada kalekin vedeo ekak dala na🙄
Tankeu very much sir godak vadagat parekshanayak
It's Superb Sir, Thank you very much....!!
Thanks and welcome
@@Theacademysl sir 7 padam danna
සර් මේ පාඩම සුපිරියි මේ විදියට අපේ පාසලෙන් වත් උගන්නලා නෑ 🙏🏻🙏🏻🙏🏻🙏🏻👍👍👍
Oya free fire gahanawada
Sir ගින්දර වගෙ හොදට කරගෙන යනවා💯💯💯💯
Keep it up ❤❤
Aiye digatama me wage vedios danna ✌️👍👌
we will... thank you for the feedback...
Thank you sir. Me practical Dan iskole karanne na. Korona nisa wahalane. Ithin online karanakota teachers la practical karanne na. Ithin sir ta godak thanks.Apita me practical me vidiyata pahadilida Karala pennanawata. Thank you very much sir.
Good job👌🔅
හොඳින්ම පැහැදිලියි සර්..
Thawa mewage practical danna sir. Because apita scl, clz wala practical karanawa audi.Tnx lot
නියමයි. සර්
Padama lassanata kiyala denava sir oya.Good.Thank you verry much.
welcome...
😑 supiri
Dear teacher....If u can,can u upload some practicals for A/L students....🍃
නියමයි සර්❤❤
සර් ශාක පත්රය ජලය තුළ කොච්චර වෙලාවක් රත් කරන්න ඕන ද?
Katawanam supiri ahan enna aasa hitenawa👍
thank you so much...❤
🙂
Maru
Well-done , super 💕
Maru sir supiri 👍😘
#1 sir 👍
Thank u sir ❤🎉
සර් සතම්භ කුළුණු වර්ණලේඛශිල්පය වීඩියෝ එකක්
Good luck sir.. thank you
welcome...
ශාක පත්රය alcohol වල තැම්බුවාට පස්සේ අයඩින් දාන්න කලින් හෝදන්න ඕනේ නැද්ද🤔🤔
Eka athyawashaya naha ❤
Niyamai sir
patta aa
Niyamay sir thava padam danna😊
Good content👉👍👍
Thank you so much
Thank you sir ! Very clear
නියමයි
You very best..
Thank you sir,....
All the best. Good job
thank you...
Best video
Thank you so much
Good job
Thanks
Very nice video 👍👍👍👍👍👍
Thanks sir
Thanks for you sir 🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🏆🏆
Supiri sir oyanam vaddek
Super 👌🏻
Thank you
Actually..this is very importenet..& thnk u
good luck sir thank you
welcome...😊
Thanks brother😊❤
Good Job brother !
Thanks a lot..
Test to identify strach in plant leaf when adding a few drops of iodine the leaf turn in to violet colour so we can conclude that strach in the plant leaf
NIYAMAI SIR VIDEOVA
thank you..
Duper
❤❤❤❤
ආදරෙයි කොල්ලො
Thank you sir well done 👍
supiriyi
sir
niyami sir super
thank you so much...
Tnq sir😊❤
ela sir hadai😀😃
Super sir ❤❤❤🎉
Thank you sir
Welcome....
Good job sir Thanks very much
Well sir ❤❤❤❤❤
Thanks.
Good sir
🙏 thank you sir
Thank you sir 😊
මධ්යසාරවල තම්බන්නෙ ක්ලොරොෆිල් ඉවත් කරන්න නේද..සර් මට කියන්න පුළුවන් ද ඇයි ඊට කලින් ඒක ජලයෙන් තම්බන්නෙ කියලා
Thanks sir❤❤
thanks sir bohom pin............
Thank you sir.👍👍👍
Sir ai a shaka pathraye pishtaya thibilath eka ayadin valata prathichara nodakvanne... api shaka pathraye pishtaya ainkarala eka ayeth pishta parikshavata lakkaranne nathuva barida sir...
🥳👌thanks sir 🙏
Why sir we boil this leaf in water and alcohol.I need to know reason for that and these videos are so help in our study works thank u very much for this help.
It boils to remove the chlorophyll pigment from the plant
Because, Only alcohols can dissolve chlorophyll
@@sarathbalasooriya8313 ok thank you very much.
Alcohol is highly infalamblr if we supply direct heat it will ignite . That's why we indirectly supply heat by putting the alcohol containing tube in a water bath
@@nishadisirinama6240 ok .thanks for giving this informations to me.☺
Thank s
Thank you
Thanks sir 🔥🔥😋🎧🎤
Thank You So Much sir ❤
Well done sir...
It's superb
Thanks a lots.well done good luck
Godak hoda vidio 1k
thank you...
Tnx sir
you are welcome ❤
Thank u👍
👍👌
Thank you sir. All the best.
Thank you very much sir 👍👍
Super sir
Thank you very much sir
Niyamai sir 🤪🤪
thank you so much
Superb 😊🤘
SUPER
GOOD SIR
thank you so much!
Thankyou sir
Good
thanx sir🥰☺
Thanks sir 👍👍
Super 😊