Process Diagram

Band 6+: The diagram below shows how a biofuel called ethanol is produced. Summarise the information by selection and reporting the main features, and make comparison where relevant.

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Image for topic: The diagram below shows how a biofuel called ethanol is produced. Summarise the information by selection and reporting the main features, and make comparison where relevant.

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The image illustrates the process of biofuel production involving several stages; plants and trees absorb sunlight and carbon dioxide, followed by harvesting, collection, and pre-processing; carbon dioxide and carbon monoxide gases are emitted; processing and combustion occur with intermediates including sugars, cellulose, microbes, and modified microbes; carbon dioxide is released after ethanol utilization; the cycle is continuous with energy inputs noted at various stages.

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

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The process diagram illustrates the manufacturing of a biofuel known as ethanol, through natural or artificial sources.

Overall, the production of ethanol involves 10 stages, starting with growing of plants and trees in proper environment and ending with ethanol used in various types of mechanical machines.

Initially, the trees and plants are grown that requires sunlight and carbon dioxide. The fully grown trees are ready to harvest with the help of mechanical machine. Next, the row product is pre-processed that separates cellulose from the trees and plants. The cellulose is processed to convert it into sugar. Next important stage is to add microbes in processed sugar that converts into final form that is ethanol which is also a type of biofuel. Once the ethanol is produced it is ready to use in machines such as cars, trucks, and airplane and other type of machines. The carbon dioxide emitted from the vehicles are reused in growth of trees that assist this cycle to produce ethanol to continue.

Word Count: 166

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Overall Band Score

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Vocabulary Complexity:
C1 - Intricate
Strive to incorporate even richer and more precise language.

Grammar Mistakes: N/A

Vocabulary Repetition:

ethanol: 6

trees: 5

plants: 3

Try using synonyms for the above words

Task Response

The report adequately covers the main stages of ethanol production, presenting a generally clear overview of the process. However, there's room for improvement in terms of detail and precision. To enhance the response, consider incorporating more specific information about the transformations occurring at each stage and providing a more nuanced comparison of the inputs and outputs. Also, focus on using more precise language to describe the processes and components involved.

Coherence & Cohesion

The report provides a general overview of the ethanol production process, but the organization could be improved. The flow of information is somewhat disjointed, and transitions between stages could be smoother. Consider using more cohesive devices to link ideas and improve the overall flow. Paragraphing is adequate but could be more strategically employed to group related stages of the process.

Lexical Resource

The report uses adequate vocabulary to describe the process, but there's room for improvement in terms of precision and variety. Some terms are used repetitively (e.g., 'machines,' 'trees,' 'plants'). Try to incorporate more specific and varied vocabulary related to biofuel production and industrial processes. For example, instead of 'mechanical machines,' you could use 'internal combustion engines' or 'vehicles.'

Grammatical Range & Accuracy

The report contains grammatical errors and phrasing issues that affect clarity. Sentence structure is relatively simple, and there are instances of incorrect word usage and awkward phrasing. To improve, focus on using a wider range of sentence structures and ensuring grammatical accuracy. Pay attention to subject-verb agreement, correct tense usage, and appropriate article usage. Proofreading carefully for errors is essential.

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