Difference between revisions of "Phototropism"

Latest revision as of 16:19, 17 December 2019

Key Stage 4

Meaning

Phototropism is a growth response in plants in which their growth responds to light intensity.

About Phototropism

Phototropism can be positive or negative.

In the shoot system of plants the growth is due to positive where the shoots grow towards the light.

In the root system of plants the growth is due to negative where the roots grow away from the light.

References

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 :[https://www.amazon.co.uk/gp/product/0198359373/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359373&linkCode=as2&tag=nrjc-21&linkId=952a73bbb09d222ecc4b50d200679849 ''Phototropism, pages 176-177, GCSE Biology; Third Edition, Oxford University Press, AQA '']
 :[https://www.amazon.co.uk/gp/product/1782945954/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945954&linkCode=as2&tag=nrjc-21&linkId=100574c08fbbb64318256eb79ed61a76 ''Phototropism; investigating, page 238, GCSE Biology, CGP, AQA '']
+====Edexcel====
+:[https://www.amazon.co.uk/gp/product/1292120207/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120207&linkCode=as2&tag=nrjc-21&linkId=22455ff53961978667722edaa64c0be5 ''Phototropism, page 136, GCSE Biology, Pearson, Edexcel '']
+:[https://www.amazon.co.uk/gp/product/1782946748/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782946748&linkCode=as2&tag=nrjc-21&linkId=a4f0348fc37d0ba1bb52d27f8679581f ''Phototropism, page 74, GCSE Biology; The Revision Guide, CGP, Edexcel '']
+:[https://www.amazon.co.uk/gp/product/1782948120/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948120&linkCode=as2&tag=nrjc-21&linkId=dedef775c6a43dbb0a609441525adac0 ''Phototropism, pages 215-217, GCSE Biology, CGP, Edexcel '']
+====OCR====
+:[https://www.amazon.co.uk/gp/product/1782945660/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945660&linkCode=as2&tag=nrjc-21&linkId=83aa4500ad7759e7f401a1c5ba5df758 ''Phototropism, page 50, Gateway GCSE Biology; The Revision Guide, CGP, OCR '']
+:[https://www.amazon.co.uk/gp/product/0198359810/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359810&linkCode=as2&tag=nrjc-21&linkId=d768d99f1a06f7c12fab40e5aef85a55 ''Phototropism, pages 110-111, Gateway GCSE Biology, Oxford, OCR '']