Subjects / LC Biology / Unit 3: The Organism
The human defence system
General and specific defences, antibodies, vaccination and immunity.
5th Year6th Year HigherOrdinary
Helps to know first:
Blood and the circulatory system
16practice questions
Fill the gaps: 1 · Match the pairs: 3 · Multiple choice: 8 · Select all that apply: 2 · Short answer: 1 · Written answer (self/teacher assessed): 1
Each question has up to three hints, a worked explanation, and is tracked in your progress and review plan.
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