# Explain how sugars produced in the leaves of a plant are transported to non-photosynthetic tissues such as the roots.

> Edexcel GCSE Biology (1BI0) — 6.2 Transport in plants · Explain · 4 marks

## Mark scheme (4 marks)

1. Sugars (sucrose / amino acids) are transported through the phloem
2. The process is called translocation
3. Sugars move from photosynthetic tissues (leaves / source) to non-photosynthetic tissues (roots / sink)
4. Translocation requires energy

## Key terms

- [photosynthetic](https://www.gradenine.co.uk/glossary/photosynthetic)
- [non-photosynthetic](https://www.gradenine.co.uk/glossary/non-photosynthetic)

## Related

- [Revision notes for Edexcel GCSE Biology (1BI0)](https://www.gradenine.co.uk/learn)
- [How to answer "Explain" questions](https://www.gradenine.co.uk/tools/command-word-cheatsheet)
- [Practice this with AI marking (free)](https://www.gradenine.co.uk/start)

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Source: [GradeNine](https://www.gradenine.co.uk/q/explain-how-sugars-produced-in-the-c36de2af) · Published by Druglandscape Ltd.