IB skill practice

Analyse homeostatic control systems

Syllabus-aligned Biology HL systems, ecology, and investigation skill with approved production seeds.

Paper 1, Paper 2 5 marks Difficulty 5

Explain negative feedback

A feedback diagram in a advanced investigation workshop shows body temperature rising above a set point, followed by sweating and skin vasodilation. Explain the control logic. Use the labelled diagram, data, or experimental evidence before writing the answer. Enter the answer and choose the interpretation that best matches the HL Biology evidence.

AI writing feedback

How would you answer this question in your own words? The AI will analyse your response and give feedback on reasoning, evidence, and expression.

Login required
0 words