# Explain how the use of GM crops can help to improve food security in countries that experience drought or pest damage to harvests.

> AQA GCSE Biology (8461) — 4.7.5 Food production (Bio only) · Explain · 4 marks

## Mark scheme (4 marks)

1. GM crops can be modified to be drought-resistant / require less water to grow
2. GM crops can be modified to be resistant to pests / insects / disease
3. This means greater / more reliable crop yields are produced
4. This increases the availability of adequate / nutritious food for the population, improving food security

## Key terms

- [GM crops](https://www.gradenine.co.uk/glossary/gm-crops)
- [food security](https://www.gradenine.co.uk/glossary/food-security)

## Related

- [Revision notes for AQA GCSE Biology (8461)](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-the-use-of-gm-b30d7719) · Published by Druglandscape Ltd.