Lesson: Plant Hormones | Nagwa Lesson: Plant Hormones | Nagwa

Lesson: Plant Hormones Biology • Second Year of Secondary School

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In this lesson, we will learn how to outline the roles of different plant hormones and describe simple experiments to investigate them.

Lesson Plan

Students will be able to

  • outline the role of auxins in cell elongation and apical dominance, using IAA as an example,
  • outline the role of gibberellins in germination and stem elongation,
  • outline the role of ABA in stomatal closure,
  • describe simple practical investigations into the effect of hormones on plant growth,
  • analyze the experiments performed by Boysen-Jensen and Went to demonstrate the effect of auxins (IAA) on phototropism in shoots.

Lesson Presentation

Lesson Video

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16:40

Lesson Explainer

Lesson Playlist

  • Identifying the Region of Auxin Production
    01:57
  • Recalling the Effect of Auxin in the Roots
    01:53

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