# "Describe" questions — AQA GCSE Biology (8461)

> 22 questions · biology

## How to answer

Say WHAT happens, in order. No reasoning. Structure: 1. First X. 2. Then Y. 3. Then Z. Assessment Objective: AO1. Every "describe" answer on this spec is marked against exactly this pattern.

## Sample questions

1. [Describe how plants defend themselves against attack by pathogens and insects.](https://www.gradenine.co.uk/q/describe-how-plants-defend-themselves-against-01efdd7d)
2. [Describe what happens in the muscles during vigorous exercise when the body cannot supply enough oxygen, and explain why…](https://www.gradenine.co.uk/q/describe-what-happens-in-the-muscles-0594590f)
3. [Describe how mutations contribute to variation within a population, and explain why most mutations have no effect on the…](https://www.gradenine.co.uk/q/describe-how-mutations-contribute-to-variation-0a46853c)
4. [Describe the role of white blood cells in defending the body against pathogens after they have entered the bloodstream.](https://www.gradenine.co.uk/q/describe-the-role-of-white-blood-0ada02b4)
5. [Describe how the body's natural defences prevent pathogens from entering the bloodstream.](https://www.gradenine.co.uk/q/describe-how-the-body-s-natural-defences-0f8d848a)
6. [Describe the role of meiosis in sexual reproduction, including how it contributes to genetic variation in offspring.](https://www.gradenine.co.uk/q/describe-the-role-of-meiosis-in-1a34caa8)
7. [Describe how the hormone insulin returns blood glucose levels to normal after a meal high in carbohydrates. Include the …](https://www.gradenine.co.uk/q/describe-how-the-hormone-insulin-returns-1b758c70)
8. [Describe how gibberellins and ethene are used commercially in the food industry. In your answer, refer to the role of ea…](https://www.gradenine.co.uk/q/describe-how-gibberellins-and-ethene-are-23f5bc5e)

## Related

- [AQA GCSE Biology (8461) revision notes](https://www.gradenine.co.uk/learn/aqa-gcse-biology-8461)
- [AQA GCSE Biology (8461) past papers](https://www.gradenine.co.uk/past-papers/aqa-gcse-biology-8461)
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