Band 4.5 IELTS Writing Task 1 Model Answer

Overall Band Score: 4.5 · Cambridge IELTS 20 · 2026-09-19

IELTS Writing Task 1 question

The diagram below shows how fabric is manufactured from bamboo.

Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

Write at least 150 words.

Student answer (Band 4.5)

The diagram illustrates the data of how humans creates the Fabric from Bamboo overall , at first the diagram provides that people grows the plant of bamboo . after couple of time during autumn time by harvesting them they make them into small pieces . they usually Prefer to cut those pieces into compact strips . after that process with the help of some machines they produce the liquid pulp from that strips by crushing it . so thereafter with the help of Filter method long fabrics and liquid gets separate . after sometimes they adds water quite amount of water to amine oxide . so craft soften fibers thereafter they spin it and make it a yam . later this process they weave it to make pure fabric . at the end of the process people usually makes cloths of that fabric and later repeats the same process .

AI examiner evaluation

Task Achievement / Task Response — Band 5.0

The student attempts to summarise all the main stages of the diagram detailing how bamboo fabric is manufactured, covering points from planting and harvesting to crushing, filtering, softening, spinning, and weaving. However, the response suffers from severe structural and clarity issues regarding the representation of the process. For instance, the sequence is sometimes hard to follow due to phrasing like 'after sometimes they adds water quite amount of water to amine oxide.' While the primary steps are mentioned, the information is not presented in a well-developed, academically polished manner. Important relationships between steps, such as the addition of amine oxide and water to soften fibers, are garbled. This places the response in Band 5.

Coherence and Cohesion — Band 4.5

The response lacks clear overall paragraphing, being presented as a single dense block of text, which significantly hinders cohesion. While some basic cohesive devices and time markers are used—such as 'at first', 'after that', 'thereafter', and 'at the end'—their application is repetitive and sometimes awkward. The logical progression is frequently disrupted by run-on sentences and confusing punctuation. For example, sentences like 'so thereafter with the help of Filter method long fabrics and liquid gets separate' fail to connect ideas smoothly. Referencing and pronoun usage are also weak throughout the text.

Lexical Resource — Band 4.5

The vocabulary used is basic, repetitive, and heavily relies on words from the prompt, such as 'diagram', 'bamboo', 'fabric', and 'process'. There are noticeable lexical errors and inappropriate word choices, such as 'yam' instead of 'yarn', 'cloths' instead of 'clothes' or 'clothing items', and 'humans creates' instead of 'human creation' or 'fabric is created'. The student attempts some less common vocabulary items like 'compact strips' and 'liquid pulp', but imprecise control and spelling errors (e.g., 'soften fibers' lacking proper article usage or context) restrict the lexical score to Band 4.5.

Grammatical Range and Accuracy — Band 4.0

Grammatical control is weak, with a very limited range of structures. The response contains frequent errors in subject-verb agreement (e.g., 'humans creates', 'people grows', 'they adds') and articles (e.g., 'the Fabric from Bamboo overall'). Sentence structures are predominantly simplistic or awkwardly concatenated using coordinating conjunctions and run-on punctuation without proper subordination. Errors frequently cause difficulty for the reader in untangling the exact meaning of the procedural steps, placing this criterion firmly in the lower bands.

See this exact question answered at other band scores — the same prompt compared across bands.

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