The diagram below illustrates how household waste is recycled to produce electricity.
This response is estimated at Band 7.5. Can you write a better one?
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Sample Response
The diagramflow chart shows the process of making electricity from household waste materials.
Overall, there are six main stages in this process, starting from collecting waste from homes and ending with delivering power to houses and factories. These six steps can be divided into two main phases: waste handling and electricity generation.two parts, waste dealing, electricity transferring.
In the first step, waste from households isare collected by garbage trucks and transported to a sorting centre. HereAt this place, rubbish is divided into three groups. Some material is turned into compost, some items are prepared for recycling, and organic waste is routed tosent on for the next step.
In the subsequent stage,For the production of energy, organic waste is put into a sealed underground container. In an anaerobic environment between 30 and 50 degrees Celsius, methane gas is produced. This gas then goes to a gas cleaning unit. Once cleaned,After cleaning, the methane is used in a generator to create electricity. Finally, the power passes through the electricity grid and supplies homes and factories.
Why this response received Band 7.5
The response presents a clear, well-structured, and accurate description of the multi-step process from waste collection to electricity distribution. The key visual features and sequence are well highlighted with a strong overall overview. To reach a higher standard, refine grammatical precision around noun-verb agreement and enhance sentence variety in the body paragraphs.
IELTS Writing Criteria Scores
Task Achievement
All six stages of the process are accurately identified and clear descriptions of temperatures, equipment, and outputs are provided.
Ensure all details from the diagram, such as specific waste categories, are fully integrated without losing concise summary focus.
Coherence and Cohesion
The overview and paragraph structure follow a logical sequence that tracks the diagram step by step.
Improve punctuation and transitional phrases between clauses, particularly when introducing main sections in the overview.
Lexical Resource
Process-specific vocabulary is used naturally and accurately throughout the overview and body paragraphs.
Incorporate a broader variety of verbs and connective nouns to describe transformation and progression across stages.
Grammatical Range and Accuracy
A good range of passive constructions and simple to complex sentences is produced with clear meaning.
Pay close attention to subject-verb agreement when dealing with uncountable nouns like waste.