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AS Biology - Biodiversity and sampling OVERVIEW (OCR A Chapters 11.1-5) 

BioRach
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4 окт 2024

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Комментарии : 50   
@schase8995
@schase8995 5 лет назад
been binge watching your videos to prepare for my actual a levels which are in less than a month, you are a star thank you for these videos
@BioRach
@BioRach 5 лет назад
haha I'm glad that you find them helpful!! All the best with exam preparations and thanks for watching :D
@taishapeplowska1189
@taishapeplowska1189 5 лет назад
This is exactly the way I learn the content. 20 days to the exam and I am listen to your videos whilst getting ready in the morning. Thank you xxx
@BioRach
@BioRach 5 лет назад
These summary mind maps are proving to be an awesome way to go through key content in each chapter...! I'm doing the same for my classes, which was where I got the inspiration from when planning to make this video :) Glad to hear the videos are helping you! And wow, that dedication!!! I'm impressed :D All the best with your revision and thanks for watching!
@shaziekhan639
@shaziekhan639 4 года назад
I hate this topic with a PASSION but I still have to learn it.
@BioRach
@BioRach 4 года назад
Haha unfortunately so...! But it's honestly not that bad, given that this is all that you need to know 😬
@folakemi1716
@folakemi1716 3 года назад
Honestly😂😂😂
@edwardlane8374
@edwardlane8374 4 года назад
Honestly trying to do this during quarantine has made me not understand at all, so thank you for making it so easy to get. I did chuckle though when you said that i would've done some of it in fieldwork... rip my PAG work corona.
@BioRach
@BioRach 4 года назад
Haha glad it helped! Yes it can be hard to self-teach a lot of this stuff so glad you found the videos helpful :) you'll do some fieldwork at some point don't worry. Technically you can grab a tape measure and something that's like a loop or sorts as a quadrat and do some sampling in your garden if you've got one XD
@inayab6104
@inayab6104 5 лет назад
honestly one of my favourite ways to revise. really useful as year 12 exams are so soon
@BioRach
@BioRach 5 лет назад
haha it's great you know what works best for you in revision! :D Thanks for watching and all the best with your exams!
@yilinz7883
@yilinz7883 5 лет назад
im honestly shitting it lol
@ftcupid4466
@ftcupid4466 5 лет назад
lmao i have 5 days until my bio exam and im binge watching all of these i--
@aimenkhan4269
@aimenkhan4269 5 лет назад
This was so good. My actual teachers are incomparable to you and your explaining. Thank you so so much xxx
@BioRach
@BioRach 5 лет назад
This is not an easy topic to teach, but I'm glad the video helped you understand it! :D thanks for watching!
@ambys1709
@ambys1709 3 месяца назад
i find this topic so unbearably boring but you make it so easy to just *get* thank you so so much for all your hard work !!
@haydenchisholm1755
@haydenchisholm1755 Год назад
Anyone else just started Paper 2 revision
@manmohansingh6780
@manmohansingh6780 Год назад
Think we're a bit late
@mounira7443
@mounira7443 2 года назад
These overview videos are AMAZING! Tysm for making them!!
@viclate428
@viclate428 3 года назад
Thank you so much! You've made me so much more confident for my exam
@amyscarfe1865
@amyscarfe1865 2 года назад
This is unbelievably helpful thank you!
@pavindranbvijayandran6494
@pavindranbvijayandran6494 4 года назад
This is some S tier stuff 🤘🏾🤘🏾
@BioRach
@BioRach 4 года назад
Thank you! :)
@akankwasaramona9306
@akankwasaramona9306 Год назад
Thank you soo much😊this was really helpful
@JimJam-ju6vn
@JimJam-ju6vn 3 года назад
if i watched this and the second part, does that cover everything i need to know for the biodiversity topic?
@user76296
@user76296 3 года назад
do you want ocr a bio notes
@JimJam-ju6vn
@JimJam-ju6vn 3 года назад
@@user76296 yes please !!
@toluwaolubanwo7437
@toluwaolubanwo7437 2 года назад
@@user76296 yes
@roxers8700
@roxers8700 5 месяцев назад
it isn't a line transect at 14:50 it should be a belt transect.
@yassiec5294
@yassiec5294 4 года назад
exam is in 15 mins and I'm watching this hahahaha
@BioRach
@BioRach 4 года назад
Hope it went well :) Thanks for watching!
@yassiec5294
@yassiec5294 4 года назад
btw i got an A! wooo
@BioRach
@BioRach 4 года назад
@@yassiec5294 Nice, well done!!! :D
@jsjdhdhdhd5597
@jsjdhdhdhd5597 4 года назад
@@yassiec5294 how did you revise? I’ve just started year 12 and I’m struggling, do you have any tips? X
@yassiec5294
@yassiec5294 3 года назад
@@jsjdhdhdhd5597 I use mostly flash cards as you can learn so much in such short time- or big posters/mind maps like these! Xx
@abdulemalik8848
@abdulemalik8848 4 месяца назад
Thank you. God bless.
@_-_-__-_-_5428
@_-_-__-_-_5428 5 лет назад
Great vid 👍 - btw how much of this d’you think would be relevant to AQA? Thanks anyway :)
@BioRach
@BioRach 5 лет назад
Sorry I'm not sure. Personally not familiar with the AQA spec, but the science itself should be the same! I'd imagine the differences would mainly be the level of detail and question types, but better check with your textbook or ask your teachers to know for sure :) Thanks for watching!
@_-_-__-_-_5428
@_-_-__-_-_5428 5 лет назад
@@BioRach oh okay thanks for that🤘
@elinakoulias2434
@elinakoulias2434 4 года назад
hi, i don’t think you have to learn the simpson index equation, i think it is provided. please can you confirm this?
@BioRach
@BioRach 4 года назад
You're correct, you don't have to memorise the equation. But you do have to learn what the symbols mean, which is what a lot of people struggle with...! As long as you learn the symbols' meanings, then you'll be fine :)
@d2012dd
@d2012dd 5 лет назад
Just to clarify, at 14:41 isn't the sampling method described an interrupted belt transect - as opposed to a line transect?
@BioRach
@BioRach 5 лет назад
As far as I'm aware, you only need to learn about random sampling and systematic sampling using a line/belt transect. I guess the term "interrupted belt transect" seems to be describing the same thing...?
@d2012dd
@d2012dd 5 лет назад
@@BioRach I thought that a line transect is when only species touching the tape measure are recorded, whereas a belt transect is when a quadrat is used adjacent to the tape (e.g. for %cover). It's a minor detail nonetheless.
@jeffo8520
@jeffo8520 5 лет назад
@@d2012dd yeah you're right.
@anon9
@anon9 5 месяцев назад
​@@BioRachan interrupted belt transect is when you place quadrats on the line at intervals, to save time, instead of right next to each other.
@pakvsindia610
@pakvsindia610 5 лет назад
nice ! Well explained
@BioRach
@BioRach 5 лет назад
Glad to know you find it helpful :D Thanks for watching!
@swarooproy9001
@swarooproy9001 5 лет назад
Hi Do you do teaching on skype Thanks
@pakvsindia610
@pakvsindia610 5 лет назад
pdf of this pls
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