GCSE Biology - Plant Hormones - Uses of Auxin, Gibberellin and Ethene #53

This video covers:
- How we can use plant hormones to control growth in plants
- How we can use Auxins to stimulate plants to grow, or kill weeds
- Uses of Gibberellin to control dormancy, induce flowering and grow larger fruit
- How we can use ethene to control the ripening of fruit

Exam board specific info:
AQA - Separate/triple and higher tier only
IGCSE Edexcel - Not in your course
Edexcel - Separate/triple and higher tier only
OCR 21st Century - Separate/triple and higher tier only
OCR Gateway - Separate/triple and higher tier only

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GCSE Physics Playlist:

[nasreenhussain]

Dont know what I would have done without these videos, My teacher uses your videos in the class too . She is so glad i found you. My predicted grade is 7 which is all thanks to you. thanks alot.

[Cognitoedu]

- Lessons organised by topic, only the lessons relevant to your specific exam board and tier are shown.
- Automatic progress tracking. Progress bars tell you what you’re doing well at, and what you need to spend some time on.
- Practise quizzes so you can test your knowledge. You can quiz yourself on any combination of topics you like.
- A huge number of fully-hinted questions that take you step-by-step through some of the trickiest calculations & concepts.
- A comprehensive bank of past exam papers, organised both by year, and also by topic.

Amadeus & Tom

[someone...]

I always forget the details for the uses of plant hormones, and i always just watch this video in the morning before my biology exams. Really helps and always helps it stick for the exam. Thanks Cognito!

[joshuanjoroge]

Great video, very helpful to students

[bdoor]

I was confused but after your video am not thank you so much💜💜💜💜

[bromerpimpson]

Do you know what 3 plant hormones mixed together make a plant produce pollen ? Thanks

[yura]

Great explanation! Very clear and informative!

[aswinsubaskaran]

im slightly confused cos I thought roots inhibit growth in roots. So why are they used in rooting powder to produce roots.

[cuz-baby-ur-my-whirld]

Hello, I was wondering if this topic (plant hormones/Auxin) can be found on the learning platform? I'm trying to make a quiz to practise, thank you!🙏

[act-hsuw]

Can u please make a video on water treatment

[hamnahahmad]

Amazing video👏 I have a question tho, why dosen't auxin work on narrow leaved commercial plants?

[.]

Hi
do you know if gibberellin and ethene are in the edexcel IGCSE specs?

[mayanalluri]

Thank you so much your videos are so helpful!

[markc]

Broad leaf “weeds” includes just about everything people grow in a backyard garden so you better know what your doing

[xjdxnbz]

Bro my school is so annoying, they make it so I can only see emails that are sent from teachers when all i want to do is join that contigo website lesson thinggy. And I don't have any other g mail accounts.😥😭

[adarshmichael]

It's not etene it is ethelene you are wrong