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Northern IrelandBiologyQuick questions
Physiology, Coordination and Control
Quick questions on Plant coordination: tropisms, auxin and plant growth substances - CCEA A-Level Biology
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Explain how auxin causes a shoot to bend towards light. [3 marks]
What is q2?Show answer
State one commercial use of plant growth substances. [1 mark]
What is q3?Show answer
Explain why the same auxin makes a shoot bend up but a root bend down. [2 marks]
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