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 below illustrates how biofuel called

ethanol

Use synonyms

is produced.

Overall

Linking Words

this

Linking Words

diagram

has

Verb problem

show examples

divided into 3 steps. In

step

Use synonyms

1, initial growth and harvesting

pre-processing

Punctuation problem

, pre-processing

show examples

and processing in the lab to create

ethanol

Use synonyms

Ethanol

Use synonyms

utilization

Use the right word

utilisation

show examples

This

Linking Words

is a

closed loop

Use the right word

closed-loop

show examples

system. In the first

step

Use synonyms

, plants and trees

growth

Replace the word

grow

show examples

by the energy from sunlight and carbon dioxide. After

Punctuation problem

apply

show examples

the wood is harvested for pre-processing.

Next,

Linking Words

the product is cellulose

which

Punctuation problem

, which

show examples

then

Linking Words

put into the lab for processing. In the second

step

Use synonyms

, plants and trees become sugars

Punctuation problem

apply

show examples

after processing. Sugar is formulated to become microbes

added

Verb problem

apply

show examples

. The excess is turned into

ethanol

Use synonyms

change

Replace the word

changing

show examples

from solid to gas. In the third

step

Use synonyms

ethanol

Use synonyms

comes

Wrong verb form

is converted

show examples

to carbon dioxide and

begin

Correct subject-verb agreement

begins

show examples

new

Correct article usage

a new

show examples

period.

Ethanol

Use synonyms

change

Fix the agreement mistake

changes

show examples

to carbon dioxide,

discharge

Replace the word

discharged

show examples

into the environment by transport

station

Fix the agreement mistake

stations

show examples

airplanes

Use the right word

aeroplanes

show examples

, cars or trucks. When exhaust vehicle

emission

Fix the agreement mistake

emissions

show examples

released

Verb problem

are released

show examples

into the environment, the cycle

begin

Correct subject-verb agreement

begins

show examples

again.

linh.le0995

Jul 31, 2025

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Vocabulary: Rephrase your introduction. Words match: 86%.

▼

Vocabulary: Replace the words ethanol, step with synonyms.

▼

Vocabulary: Only 5 basic words for charts were used.

▼

Vocabulary: The word "diagram" was used 2 times.

▼

Vocabulary: The word "change" was used 2 times.

▼

Vocabulary: The word "growth" was used 2 times.

▼

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4
Linking words
meeting the goal of 7 or more
2
Word repetition
meeting the goal of 3 or fewer
20
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: 4.0

Mix of complex & simple sentences

Clear and correct grammar

Task Achievement: 9.0

Complete response

Suitable writing tone

Appropriate word count

5 paragraphs

150 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.

Computers are widely used in education and teachers now play a less important role in the classroom than ever before. Do you agree or disagree?

Countries are becoming more and more similliar because are able to by the same products anywhere in the world. Do you think this is a positive or negative development?

The rise of convenience foods has helped people keep up with the speed of the modern life. What are the advantages of this trend? Do the advantages outweigh the disadvantages?

In many countries, the number of people suffering from stress is increasing. What do you think are the causes of this problem and what measures could be taken to tackle it? Give reasons for your answer and include any relevant examples from your own knowledge or experience.

In some countries, university students live at home with their families, while studying, whereas in other countries students attend university in another city. Do you think the benefits of living away from home during university outweigh the disadvantages?