The diagram below shows how a biofuel called ethanol is produced. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

IELTS Writing Task Chart for The diagram below shows how a biofuel called ethanol is produced. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The diagram illustrates the cyclical process involved in producing ethanol, a renewable biofuel made from plants.

Overall

Linking Words

, the production process involves three main stages: pre-processing, processing, and usage. It forms a closed-loop cycle, as carbon dioxide emitted

at the end

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is reused as a resource in the initial stage.

Initially

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, trees and plants absorb sunlight and carbon dioxide to grow. Once mature, they are harvested using tractors and shredded by large machinery to extract cellulose.

This

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cellulose is

then

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transported to

processing

Add an article

the processing

a processing

show examples

facility, where is converted into sugars. Microbes are added to the sugars to initiate fermentation, which produces ethanol. The ethanol

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subsequently

Add a missing verb

is subsequently

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used as fuel for various modes of transport,

such

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as cars, trucks, and airplanes. During

combustion

Add an article

the combustion

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process in the vehicle machines, carbon dioxide is generated and released into the atmosphere.

This

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gas is

then

Linking Words

absorbed and

use

Wrong verb form

used

show examples

the

Correct article usage

apply

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energy again by plants and trees, completing the cycle.

ostaryorioSun Jun 01 2025

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Basic structure: Change the third paragraph.

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Basic structure: Change the fourth paragraph.

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Vocabulary: Only 2 basic words for charts were used.

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Vocabulary: Use several vocabularies to present the data in the second paragraph.

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Vocabulary: Use several vocabularies to present the data in the third paragraph.

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Vocabulary: Use several vocabularies to present the data in the fourth paragraph.

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7
Linking words
meeting the goal of 7 or more
0
Word repetition
meeting the goal of 3 or fewer
5
Grammar mistakes
detected issues

0123456789.0505

Overall Band Score

Coherence and Cohesion: 9.0

Logical structure

Single idea per paragraph

Introduction & conclusion present

Accurate linking words

Variety in linking words

Lexical resource: 4.0

Varied vocabulary

Accurate spelling & word formation

Grammatical Range: 5.0

Mix of complex & simple sentences

Clear and correct grammar

Task Achievement: 4.0

Complete response

Suitable writing tone

Appropriate word count

4 paragraphs

151 words

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Topic Vocabulary:

procurement
raw materials
milled
surface area
fermentable substance
enzymes
yeast
fermentation
byproducts
isolate
purified
distillation
concentration
containers
distribution

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The diagram below shows how a biofuel called ethanol is produced. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

People are consuming more and more sugar-based drinks. Why? What can be done to reduce sugary drink consumption.

Illiteracy continues to be a concern for many countries in the world today. What are the causes of illiteracy in modern world, and what effects does it have on the people concerned and on society as awhole

Nowadays, a growing number of people with health problems are trying alternative medicines and treatments instead of visiting the usual doctor. Do you think this is a positive or negative development?

Many people believe that educational standards have declined in recent times, particularly in area of literacy and numeracy. Discuss the causes of this problem and offer some possible solutions to it.

In some countries many young people choose to work or travel for a year between finishing high school and starting university studies. Discuss the advantages and disadvantages.