The diagram below shows the process for recycling plastic bottles.
Sample Response
The diagram depicts the sequential process involved in recycling plastic bottles.
OverallAs is observed, the recycling of plastic bottles is a cyclical and multi-stage process that begins with people discarding used plastic bottles and ends with the production of new plastic items. The process highlights the systematic transformation of plastic waste into reusable goods.
Initially, when used plastic bottles are discarded into recycling bins by consumersend-users, they are collected by garbage trucks, which transport those bottles to a recycling facility. At the facility, workers separate recyclable bottlessort out recyclable ones from non-recyclable waste. The selected plastic bottles are then compressed into blocks using compacting equipment. Following this, the compacted blocks are crushed into small plastic piecesshredded into small plastic fragments, which are subsequently washed to remove impurities. The clean plastic pieces are then fed into a machinepoured into machines to produce plastic pellets. In the next step, those pellets are heated to form raw materialheated and processed to turn them into raw materials. This raw materialThese raw materials are then ready to be used to manufacture a wide variety of plastic products such as clothes, containers, and bottles. Once those goods are used and discarded in recyclinggarbage bins, the plastic recycling process is repeated.
Why this response received Band 8.5
The response presents the full recycling sequence accurately and clearly, with an effective overview and strong control of progression and language. Its main limitation is that a few descriptions are slightly generic; the best refinement is to match every stage and output even more precisely to the visual while retaining the current concise structure.
IELTS Writing Criteria Scores
Task Achievement
A clear overview and a complete, accurate account cover all nine stages from disposal to the production of new goods.
Preserve this comprehensive coverage while matching every transformation and output to the diagram’s precise labels.
Coherence and Cohesion
Information progresses smoothly through a well-organised introduction, overview, and chronological description with unobtrusive linking.
Maintain the clear stage-by-stage sequence while trimming any framing that does not advance the process description.
Lexical Resource
A wide and precise process vocabulary, including compressed, shredded, pellets, and raw materials, is used naturally throughout.
Refine the few generic expressions by choosing the most exact process verb available for each illustrated stage.
Grammatical Range and Accuracy
A wide range of complex structures is handled accurately, with clear reference and almost no noticeable error.
Continue varying clause patterns while keeping long process sentences as controlled and readable as they are here.
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IELTS Academic Writing Task 1
The diagram below shows the process for recycling plastic bottles.
Your response
Write the task yourself, then compare your choices with the annotated response.