Band 6.0 IELTS Writing Task 2 Model Answer

Overall Band Score: 6.0 · Cambridge IELTS 18 · 2026-09-28

IELTS Writing Task 2 question

The most important aim of science should be to improve people’s lives. To what extent do you agree or disagree with this statement? Give reasons for your answers and include any relevant examples from your own knowledge or experience.

 

Student answer (Band 6.0)

Science has always helped humanity to move forward and make lives better. Therefore, I agree with the larger extent that the main goal of science should be improving human life by supporting it with various advancements in different areas.

In the frist place, science has shown its ability to enhance lives in healthcare. There are various types of innovations like; vaccines, medical instruments, antibiotics and surgical techniques have drastically lowered mortality rates and extended life expectancy. To cite an example, one of the well known disease called polio, it was incurable in earlier times and many individuals were die from this disease, but after the invention of the polio vaccine. The number of polio cases are disappeared and the whole earth is now polio free. Moreover, it is not only helpful in vaccine, but also beneficial for surgical technology. For instance, in cardiac arrest disease, sometimes heart is not working properly. As a consequence, one of the science invented instrument is pacemaker, it provides small elecetrical shock to heart working properly and due to this invention increased the patients lives.

Furthermore, science has led to significant progress in communication and techology, resulting in improved convenience and connectivity. Recent development is artifical intelligence. Although, there are few negatives, it is very beneficial for various fields like; research, education, medical and various industries. Because artificial intelligence provide wide varities of information within a second. It also replace man power in industries and it is very helpful tool for human beings.

To conclude, science holds enormous potential to improve lives across different areas. The ongoing quest for scientific knowledge has resulted in innovation in healthcare, technology and environemental conservation. By giving priority to applying these scientific discoveries for the benefit of humanity, human beings can create a world that is healthier, more advanced, and more eco-friendly.

AI examiner evaluation

Task Achievement / Task Response: Band 6.0

The student addresses all parts of the task and presents a clear position throughout, agreeing that the main goal of science should be improving human life. Ideas are generally extended and supported, particularly in the discussion on healthcare and technology, citing specific examples such as vaccines, polio eradication, and pacemakers. However, there is a tendency to over-generalise or under-develop certain points, such as the brief mention of artificial intelligence and environmental conservation. While the main arguments are well-supported, the development could be slightly more rigorous to achieve a higher band. Overall, the response fulfills the requirements of the prompt effectively, earning a solid Band 6.5.

Coherence and Cohesion: Band 6.0

The essay displays a coherent overall arrangement with clear paragraphing, moving logically from an introduction to body paragraphs focusing on healthcare and technology, and concluding with a summary. Cohesive devices are used, such as 'In the frist place', 'Moreover', 'Furthermore', and 'To conclude'. However, cohesion is sometimes faulty or mechanical due to punctuation issues and awkward referencing (e.g., dangling modifiers like 'As a consequence, one of the science invented instrument is pacemaker'). Paragraphing is used sufficiently and appropriately, but the logical progression within paragraphs occasionally stumbles due to run-on sentences and fragments. This places the response comfortably at Band 6.0.

Lexical Resource: Band 6.0

The student uses an adequate range of vocabulary for the task, attempting less common items such as 'mortality rates', 'extended life expectancy', and 'environmental conservation'. However, there are notable spelling and word-choice errors that detract from precision, such as 'frist' instead of first, 'elecetrical', 'artifical', and awkward phrasing like 'one of the science invented instrument'. Collocations are sometimes imprecise, such as 'many individuals were die from this disease' or 'in cardiac arrest disease'. Although these errors are noticeable, they do not impede communication, demonstrating the characteristics of a Band 6.0 descriptor.

Grammatical Range and Accuracy: Band 6.0

The writer employs a mix of simple and complex sentence forms, demonstrating attempts at relative clauses and conditional structures. However, there are frequent errors in grammar, punctuation, and sentence structure throughout the essay. Examples include fragment sentences ('The number of polio cases are disappeared'), subject-verb agreement issues ('one of the science invented instrument is pacemaker, it provides...'), and punctuation errors. Despite these frequent errors, the meaning remains comprehensible, and communication is rarely impeded. This balance of mixed structures and persistent errors aligns well with Band 6.0.

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