OCR A Level Biology A lesson on Structure and Function of Gas Exchange System in Insects. This is one of eight lessons to meet the specification points for 3.1.1 Exchange Surfaces.
Specification points: 3.1.1 (f) and (g)
Objectives for this lesson:
• Describe the structure of gas exchange system in an insect.
• Explain how ventilation works in insects.
• Demonstrate how the gaseous exchange system of an insect works through the use of modelling/dissection.
Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included).
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