IB skill practice

Explain transport systems in animals and plants

Syllabus-aligned Biology SL physiology, coordination, and investigation skill with approved production seeds.

Paper 1, Paper 2 5 marks Difficulty 3

Explain phloem translocation

A plant diagram in a neurobiology tutorial shows sucrose moving from a leaf to a growing root. Name the tissue and explain why movement can be source to sink. Enter the answer and choose the interpretation that best matches the biological 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