# Designing a Mouse Diet Experiment in the Context of Science Teaching

IELTS Academic Listening - 10 questions - 8 minutes - Multiple choice, Summary completion (word list)

Source: Recording, questions and answer key from Cambridge IELTS 19, Test 3, Listening Part 3. © Cambridge University Press & Assessment. Used for educational practice. Explanations and evidence notes are written by Testmigo.

## The recording

7 minutes of audio. Practice it with the player on the page; the transcript is on the answers page.

## Questions

### Questions 21-25: Multiple choice

Science experiment for Year 12 students. Choose the correct letter, A, B or C.

21. How does Clare feel about the students in her Year 12 science class?
   - A. worried that they are not making progress
   - B. challenged by their poor behaviour in class
   - C. frustrated at their lack of interest in the subject

22. How does Jake react to Clare's suggestion about an experiment based on children's diet?
   - A. He is concerned that the results might not be meaningful.
   - B. He feels some of the data might be difficult to obtain.
   - C. He suspects that the conclusions might be upsetting.

23. What problem do they agree may be involved in an experiment involving animals?
   - A. Any results may not apply to humans.
   - B. It may be complicated to get permission.
   - C. Students may not be happy about animal experiments.

24. What question do they decide the experiment should address?
   - A. Are mice capable of controlling their food intake?
   - B. Does an increase in sugar lead to health problems?
   - C. How much do supplements of different kinds affect health?

25. Clare might also consider doing another experiment involving
   - A. other types of food supplement.
   - B. different genetic strains of mice.
   - C. varying amounts of exercise.

### Questions 26-30: Summary completion (word list)

Complete the flow-chart below. Choose the correct letter, A-H, for each answer.

- **A** size
- **B** escape
- **C** age
- **D** water
- **E** cereal
- **F** calculations
- **G** changes
- **H** colour

Choose mice which are all the same **(26)** _____.
Divide the mice into two groups, each with a different **(27)** _____.
Put each group in a separate cage. Feed group A commercial mouse food. Feed group B the same, but also sugar contained in **(28)** _____.
Take measurements using an electronic scale. Place them in a weighing chamber to prevent **(29)** _____.
Do all necessary **(30)** _____.

[Practice online with a timer and instant marking](https://testmigo.com/ielts/listening/designing-a-mouse-diet-experiment-in-the-context-of-science-teaching) - [Answers and explanations](https://testmigo.com/ielts/listening/designing-a-mouse-diet-experiment-in-the-context-of-science-teaching/answers)