@@prof.prakashsurvebiologyever sir i cant tell you how glad i am i found these experiment videos as i am dummy and living too much far away from school so there is no way i can see practical videos in school and these will help me a lot thank you sir
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@@lakshyasaini5422 I got 3 experiments: 1. Isolation of DNA 2. Determination of pH of soil sample 3. Slide preparation of pollen germination 4. Spotting
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Welcome u on my channel. Thank you for your appreciation. Watch my other videos of Practicals and answers viva voce of Practicals in the following link. Subscribe and share with your friends
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Thank you so much Dr Prakash.. my students took out DNA yesterday.. today they checked for purity by doing 260/280 ratio.. came out to be 1... today again repeating.. just wanted to ask which sanitizer we should.. I have one with 40% isopropyl alcohol... is it okay
@@ujlaminhas1 Ma'am If it is 80% you get good result. Please check on bottle you will find% U can also get Ethanol in medical store which is for around 40 Rs.
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Sir Chilled Ethanol ghar me kaise milega??? I am in class 10 and I was reading the ch Biotechnology. Thus I came here for the topic of Isolation of DNA... ❤️❤️♑
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@@prof.prakashsurvebiologyever surely I will share with my friends sir and I will suggest my junior also♡😊and thanks for your blessings sir 🙏🙏🙏🙏♡happy holi sir
@@prof.prakashsurvebiologyever sir just hasa Raha tha sab jagah exam ka mahol hai ishliye Don't worry And yes video was so helpful I watched this video in morning At school I do this experiment and get 14 out of 15 in practical Thank you sir 😁😀😀
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Sir it was a amazing video , I wanted to ask if the DNA material doesn't come at top surface of alcohol and remains at bottom surface even after 10min then what to do ? Will we get marks for it or not ?
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Sir are these videos for ISC Board also???? Btw ur vdos r very easy to understand and very helpful especially in this lockdown when schools r closed....
Sir can we use ethanol as alchol or not plz confirm..plz ans sir... and how we many hours we have it ethanol to make it as chill alcohol??? Plz ans as soon as possible
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Excellent Demonstration...sir....and all simplified by using stuff easily available at home....Thank u so much....👍👍👍👍
Thanka a lot Ma'am. 🙏
Super Dr sahab
@@prof.prakashsurvebiologyever sir i cant tell you how glad i am i found these experiment videos as i am dummy and living too much far away from school so there is no way i can see practical videos in school and these will help me a lot thank you sir
Legend's watching this before one day from there practical 😀
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I am watching on my exam day what am I??
Wish you all the best for your exam 👍
Me too😂
Not one day
On that day 😂
Tomorrow is my biology board practical.Thank you so much for this useful and informative video!!
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@@prof.prakashsurvebiologyever Thank you sir
Hey my board practical is on 27 plz can u tell me what questions were asked to u which practical is done..??
@@lakshyasaini5422 I got 3 experiments:
1. Isolation of DNA
2. Determination of pH of soil sample
3. Slide preparation of pollen germination
4. Spotting
@@vaishnavigupta8431 ok thanks
Can u tell viva questions also..??
Excellent presentation, I follow same process for performing practical.
Thank you Sir for your appreciation 🙏
I missed my bio practical classes...so this video was very helpful to me...Thank you sir
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Thankyou so much sir for this excellent explaination .....😍
Sir it is the most simplest method of dna isolation which i ever saw. Thank you so much
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Thank u so much sir, u have saved my time as I can learn easily at home instead of going to school practical classes.Outstanding demonstration👍👍👍
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Tomorrow is my bio practical and yesterday only I hv learned it and now it's my final revision before exam thank you sir thaks a lot sir
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@@prof.prakashsurvebiologyever ok sir
Another legend made after 10 months watching day before practical
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Awesome explanation 👍 I shared this video to all my friends,,, bcoz tommorow is our biology practical exam😊
Wishing you all the best for your Practical exam.
Thank you for appreciation and sharing videos with your friends
can you help me with the questions asked i have no idea
superb demonstration sir.............easily understandable.............
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Well explained sir
Good luck😍😘👍👍👍
Thank you so much sir..! Very well explained .. I have no doubts..
Sir you have done a fantastic work by providing these high quality videos . I thank you from the bottom of my heart. 🙏🙏🙏🙏🙏🙏🙏
Thank you🙏
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It's very helpful tq so much sir for explaining so easily 🥳
Thank you Ma'am
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Aaj hamne bhi yeh practical Kiya bio lab mein or bahut Maza aaye it's really easy
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Tomorrow is my practical exam !
Thanks sir!
Mine too 🙌
@@kavitajaiswal8247 how it was
@@sakuntalakhataniar3633 really good and viva was also good
Explained effectively.
Thank you ☺️
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Nicely explain Sir 👍👍👍
Thank you for your appreciation 🙏
Thanku sir you explain it very easily
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Arey sir bahur badiya..
Mujhe salt aur chill ethanol ka reason mst laga
Excellent sir!..... thank you so much for this sir it is very helpful for us😊
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@@prof.prakashsurvebiologyever sure sir👍
300th comment...🥰🥰🥰thanks sir...for providing a quality video like this
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Thanks sir for such a best experiments🙏
Thank u sir.. it's very useful
Thank you so much sir !! This helps a lot.
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very nice thanks... I will tell my students to do this way :-)
Thank you Ma'am for your appreciation 🙏
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Thank you so much Dr Prakash.. my students took out DNA yesterday.. today they checked for purity by doing 260/280 ratio.. came out to be 1... today again repeating.. just wanted to ask which sanitizer we should.. I have one with 40% isopropyl alcohol... is it okay
@@ujlaminhas1
Ma'am If it is 80% you get good result.
Please check on bottle you will find%
U can also get Ethanol in medical store which is for around 40 Rs.
Ok.. thanks 🙂🙂
Thankyou sir tommorow is my practical and it is really helpful
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Sir it is a great video
Thanks for making such a nice video. You explain everything in a very simple manner.
Thank you sir🙂🙂
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@@prof.prakashsurvebiologyever sure sir
Thank you sir. Tmrw is my cbse board practical. This will definitely help.
Thanks sir💮🌺💐💐💐💐
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Thank you so much Sir.It is quite helpful.Thanks for your precious efforts!
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Tommorow is my bio practical exam🙏 Thanks sir
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Wish you all the best for exam 👍
@@prof.prakashsurvebiologyever Thanks sir🙏
Ultra legends watching this video exam before half hour
Where should we use tenderizer in this process. In our school lab we added it
This procedure is different
U can ask your teachers regarding the same
Best teacher 💟
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@@prof.prakashsurvebiologyever sir can you pls start one shot revision series for boards. It will be really helpful 😄
Please go through my video of practical model paper
Sir , literally you deserve millions of subscribers 😢😢😢😢😢
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@@prof.prakashsurvebiologyever Sure sir
Thank you so much your practical video is very helpful 😊😊😊 for me keep it up sir
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A very well explanation☺.
Your practical videos are helping in this lockdown period.
Keep it up👍
Stay blessed & happy ☺✨🙏
Thank you Ma'am 😊🙏
Awesome 👍😊😊😁
I'm really satisfied with your videos😌❤️
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thank you so much sir....cleared my doubts.... really helpful session
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Thank you sir❤️
Thank you sir for this video love from #WM_Mix_Tv
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@@prof.prakashsurvebiologyever ok sir and once again thank you sir
Beautifully presented!
Thankyou sir
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Thanks a lot Sir, Tomorrow is our final practical Alhamdulillah.
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Thaanku so much sir...it worked so well....
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Tomorrow is my bio practical.
Thanks sir
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Tomarow is my board practical. I simply understood it and I got confidence that I can also manage viva
Great 👍
Wish you all the best 👍
Hey plz tell me about your practical what questions were asked??
Thank you sir. 👍👍
Watch my other videos also
Very good explanation 🙏
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Hey it's quite easy.. thanks a lot😀
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@@prof.prakashsurvebiologyever thanks sir..
Sir, please perform the experiment to check glucose in urine . It will help me a lot. Thank you.
Yes sure 👍
Very nice explanation sir tomorrow my practical exam I appreciate your explanation 👍🙏
Wish you all the best for your Exam
Thank you sir
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thankyou very much sir....
Excellent demonstration
Sir can you explain same in hindi
Sir Chilled Ethanol ghar me kaise milega??? I am in class 10 and I was reading the ch Biotechnology. Thus I came here for the topic of Isolation of DNA... ❤️❤️♑
U can keep it in D freezer for 10 min
tysm sir very helpful
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Thankyou sir
Thank you so much sir tomorrow is my practical exam 🙏🙏🙏🙏🙏🙏😄😄😄😄😊😊😊😊
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@@prof.prakashsurvebiologyever surely I will share with my friends sir and I will suggest my junior also♡😊and thanks for your blessings sir 🙏🙏🙏🙏♡happy holi sir
Sir agar koi galti se banana kha Jaye toh Kya use dusra banana milega
Dear
Examiner uske marks purposely kha jayenge.
😜
Aise galti kabhi na karna
@@prof.prakashsurvebiologyever sir just hasa Raha tha sab jagah exam ka mahol hai ishliye
Don't worry
And yes video was so helpful I watched this video in morning
At school I do this experiment and get 14 out of 15 in practical
Thank you sir 😁😀😀
Sir, do we have to cool the sanitizer before using it in experiment.
Yes , keep it for 5 to 10 min in D freezer .
Okay, thank you sir.
@@vuser456 Yes in Dfreezer
Thanks a lot sir
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@@prof.prakashsurvebiologyever yes sir 🥰
Sir it was a amazing video , I wanted to ask if the DNA material doesn't come at top surface of alcohol and remains at bottom surface even after 10min then what to do ? Will we get marks for it or not ?
Yes
You should get marks
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Okay
Mera kaam ho gaya
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Thank you sir✨
Thank you sir
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Sir tommorow is my practical and this is excellent video to understand the concept
Thank you very much sir
But why salt is taken sir?
Salt shields the negative phosphate ends of DNA , which allows DNA to precipitate.
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@@prof.prakashsurvebiologyever thank you sir with your blessings I can sir(◍•ᴗ•◍)❤
It works 😄
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Thanks a lot sir ❤️
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Very nicely explained sir Thank u so much u make our work very easy pls sir que for viva and according to new manual pls give the and of the que also
Thank you Ma'am for your appreciation 🙏
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@@prof.prakashsurvebiologyever for study of plasmolysis instead of rheo leaf and tradescantia which plant material can be used
Nice experiment
Sir I need explanation for enzyme activity on salivary amylase on different temperatures and ph... With demonstration.. I need for practical..
This Practical is not there for year 2020-21
@@prof.prakashsurvebiologyever it's there I have seen in cbse website
@@prof.prakashsurvebiologyever cud you tell the correct syllabus for 2020-21
Ohh...
I thought you are from HSC Board
@@prof.prakashsurvebiologyever please provide me the demonstration
Thankyou so much sir. Excellent demonstration sir👍👍👍👍👍
Thank you for your appreciation 🙏😊
Thank you so much sir🌈💜
❤️❤️
Sir why we add salt ?
Salt shields the negative phosphate ends of DNA which allows DNA to precipitate.
Sir you are doing great job thank you so so so much sir
Sir 1 request please share videos of other subject practical videos
Thank you for your appreciation 🙏
Sure l will try
Nice sir
Thank you for your appreciation 🙏
❤❤
Kindly forward it to your students
@@prof.prakashsurvebiologyever my students have already watched ur video.. they only told me about u..
Great 👍
Sir I am requesting you pls upload videos of 11 th biology salivary amylase and urine test Practical..and also exercise solution
Yes sure.
It will take time 👍
@@prof.prakashsurvebiologyever ok sir
Yeh experiment aaya toh kya likhna hai ppr mein? Obs or what?
Practical Model answer paper ka video dekho usme sab bataya hai
Type Prof Prakash Surve on UA-cam to get all videos kindly forward it to your friends👭👬
@@prof.prakashsurvebiologyever okey thank you sir🙏
Thank you so much sir
ua-cam.com/play/PL1OLLASN4fIgvbVPdQTzZCYW4zvkCR-a5.html
Watch all videos of Practicals in this link
Kindly forward it to your friends 👍
ua-cam.com/play/PL1OLLASN4fIj8fQ7He5ofhrHK5I-OTV4T.html
Watch all videos of how to draw diagrams easily in this link 👍
If we take a white plastic bottle instead of the test tube to make isolation of DNA in home
No problem.
But it should be transparent
So that you can easily get the idea about presence of DNA
Sir are these videos for ISC Board also???? Btw ur vdos r very easy to understand and very helpful especially in this lockdown when schools r closed....
Thank you for your appreciation 😊🙏
Type my name on UA-cam
U will get all videos
Kindly forward it to your friends 👍
Sir ...in the exam ...do we have to draw the diagram !?
Great Explanation sir
Thank you 🙏
Only observation is expected.
Kindly follow your teachers guidelines
@@prof.prakashsurvebiologyever Ok Sir🙏
Sir can we use ethanol as alchol or not plz confirm..plz ans sir... and how we many hours we have it ethanol to make it as chill alcohol??? Plz ans as soon as possible
Yes u can use ethanol. It should be more than 80%
U will get good result
Keep ethanol in freezer for 10 -15 min .
Watching this 2 hrs before paper... At home
Wish you all the best for your exam 👍
Sir what about keeping the content in water bath at 60 C for about 15 min ? Is it necessary or not? Pls tell
No need of water bath.
Follow the procedure which is given in Practical book
OK sir
Thanks a lot!
ua-cam.com/play/PL1OLLASN4fIgvbVPdQTzZCYW4zvkCR-a5.html
Watch all videos of Practicals in the link given above.
Follow accordingly.
Kindly forward it to your friends
Sir do we need to warm the contents after filtering
No need to warm the contents.
Watch complete video properly you will get clear idea 👍
Why we are using alcohol!!?
Alcohol is used for precipitation of DNA.
Sir sanitizer blue color ka hai to chalega????
Try to get colourless. Apko achha result ayega.
Sanitizer me 80% ke upar alcohol hona chahiye
How much alchol we need to add
Watch this video completely.
Everything is explained in it
Which salt you used sir ?
Any salt which we use for cooking
It's me watching 30 min before practical exam 🙂👍
Important diagrams for board exam . How to draw diagrams easily Step By Step: ua-cam.com/play/PL1OLLASN4fIj8fQ7He5ofhrHK5I-OTV4T.html
12th Biology Practical: ua-cam.com/play/PL1OLLASN4fIgvbVPdQTzZCYW4zvkCR-a5.html
Watch this all videos.
Kindly forward it to your friends
Can we use any other fruit for this experiment ? if yes, which?
Yes , you can use other fruits like papaya , strawberry , Tomato etc.
@@prof.prakashsurvebiologyever thank you sir
@@prof.prakashsurvebiologyever so, for half tomato 1cup water is sufficient???
@@aditighavare5722 No need to take water as Tomato is juicy take only one Tomato
@@prof.prakashsurvebiologyever ohk sir.....thank you for ur guidance