Process Diagram

Band 5+: The diagram below shows how a biofule called ethanol is produced

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Image for topic: The diagram below shows how a biofule called ethanol is produced

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The image outlines the production of a biofuel called ethanol, detailing a cyclical process starting with energy input of sunlight and carbon dioxide for plants and trees, followed by harvesting; harvested material is then pre-processed, releasing carbon dioxide, and enters a processing stage where cellulose is broken down; sugars are produced, and microbes are added to begin fermentation; the resulting ethanol is then distilled and transported, releasing more carbon dioxide; cycle completes as carbon dioxide reintegrates back to energy-input stage.

Given the complexity of the image, the above description may not be entirely accurate.

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The diagram clearly potrays the methodology of biofuel producing from trees through multiple stages.

Overall, the whole process is running in a circular pattern, begins with plants growth and the procedure ends with production of ethanol, while carbon dioxide gets recycled throughout the system.

In first phase, tress and plants grow using sunlight and carbon dioxide, as they thrive, they are harvested and sent for pre-processing and the raw materials converts to cellulose.

Next, cellulose undergoes processing while breaks into simple sugar. Afterwards, microbes are added in order to ferment them and ethanol is the final production of the fermentation process.

Lastly, ethanol is used as fuel by many vehicles such as cars,trucks and airplanes.As the fuel burns, it turns into carbon dioxide again and released into atmosphere. This carbon doxide is absorbed by the trees again, completing the spherical cycle.

Word Count: 141

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Overall Band Score

5.5

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Vocabulary Complexity:
C2 - Complex
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Grammar Mistakes: N/A

Vocabulary Repetition:

carbon: 4

ethanol: 3

dioxide: 3

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Task Response

The report covers the requirements of the task, describing the ethanol production process and its cyclical nature. However, there are some minor omissions and areas where more detail could be provided. For example, the report could benefit from more specific information about the distillation and transportation stages. To improve, focus on providing a more comprehensive description of each stage in the process, ensuring all key details are included. The report falls short of the required 150 words.

Coherence & Cohesion

The report presents a generally clear overview of the ethanol production process. However, the organization could be improved with more distinct paragraphing to separate the stages of the process more clearly. Transitions between stages could also be smoother to enhance the flow of information. For example, consider using phrases like 'Following this,' or 'Subsequently,' to connect the different phases.

Lexical Resource

The vocabulary used is adequate for describing the process, but there's room for improvement by incorporating more specific and varied terms related to biofuel production. For instance, instead of repeatedly using 'process,' try synonyms like 'procedure,' 'method,' or 'system.' Also, consider using more precise language to describe the chemical and biological processes involved.

Grammatical Range & Accuracy

The report contains several grammatical errors that affect clarity. Focus on improving sentence structure and ensuring correct subject-verb agreement. Pay close attention to article usage (a/an/the) and correct tense usage throughout the description. Proofreading carefully for these errors will significantly enhance the report's grammatical accuracy.

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