Process Diagram

Band 5+: The diagram below shows the operation of a combine harvester on a farm. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

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Image for topic: The diagram below shows the operation of a combine harvester on a farm. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

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The image features a cross-sectional diagram titled "The Operation of a Combine Harvester", detailing the mechanical steps and components involved in harvesting. The process begins at the front with "Crop Cutting" of the standing crop, which moves along the "Conveyor" during "Crop Feeding" into the machine. The material enters the "Grain and Straw Separation" unit, splitting into two streams: one path leads through "Grain Cleaning" into the upper "Grain Collection" holding tank, which then passes through the "Auger" for "Grain Unloading" into an attached transport trailer, while the separated residue moves through the lower chute to the rear for "Straw Discharge" onto the ground.

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

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Note: Both the topic and the answer were created by one of our users.

The supplied diagram illustrates the sequential stages about the operation of combine harvester. Showing how raw crop develops into harvested one.

Overall, it is evident that the diagram follows a technical process dividing into several distinct stages including crop cutting, conveyor, crop feeding, grain and straw separation, straw discharge, grain cleaning, collection, auger, and finally grain unloading.

According to the diagram, a special harvester is needed for this process which begins with the cutting of crop. After this, the crop went into conveyor for feeding. Then, the crop is separating wheat from the chaff in a rotating drum.

Following this, the unusable straw is discharging, while the grain is cleaning in a special part of hervester. Finally, the clean grain collected at the back of machine before unloading to truck by auger.

Word Count: 132

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Overall Band Score

(+/- 0.5)

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

Vocabulary Repetition:

grain: 5

diagram: 3

straw: 3

Try using synonyms for the above words

Task Response

The report adequately covers the main stages of the combine harvester process, including cutting, conveying, separation, cleaning, collection, and unloading. The overall structure is logical, with a clear overview and sequential description. However, there are some minor omissions and lapses in accuracy, such as the vague reference to 'rotating drum' and the misspelling of 'harvester'. Additionally, the description of the grain collection point ('at the back of machine') is slightly imprecise. To improve, ensure all key components are accurately named and described, and proofread for spelling and grammatical errors. The report falls short of the required 150 words.

Coherence & Cohesion

The report has a logical structure with an introduction, overview, and body paragraphs, but the flow is disrupted by incomplete sentences and abrupt transitions. The overview is clear but could be more concise. The body paragraphs lack clear topic sentences and the progression of steps is not always smooth. Use a range of cohesive devices (e.g., 'subsequently', 'in the next stage') to link ideas more effectively, and ensure each paragraph focuses on a clear set of stages.

Lexical Resource

The vocabulary is adequate for the task, with some appropriate terms like 'sequential stages', 'technical process', and 'rotating drum'. However, there is limited range and some imprecise word choices (e.g., 'develops into harvested one', 'went into conveyor', 'separating wheat from the chaff' is informal). To improve, use more precise and varied vocabulary related to machinery and processes (e.g., 'conveyor belt', 'threshing mechanism', 'discharge chute'), and avoid informal expressions. Also, ensure correct spelling of key terms like 'harvester'.

Grammatical Range & Accuracy

The report contains several grammatical errors and punctuation issues that affect clarity. For example, the first sentence is a fragment ('Showing how raw crop develops into harvested one.'), and there are subject-verb agreement errors ('the crop is separating', 'the unusable straw is discharging'). The use of tenses is inconsistent (e.g., 'went' vs. 'is'). To improve, use a wider range of sentence structures, ensure subject-verb agreement, and maintain consistent tense (usually present simple for describing processes). Also, pay attention to punctuation and avoid run-on sentences.

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