The diagram below shows how a biofuel called ethanol is produced.

The diagram below shows how a biofuel called ethanol is produced.
IELTS Writing Task Chart for The diagram below shows how a biofuel called ethanol is produced.
The diagram below illustrates the
production
Use synonyms
process
Use synonyms
of biofuel made from ethanol-based. All in all, there are six stages of
recycle
Wrong verb form
recycling
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, starting from the upstream
process
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(the
production
Use synonyms
from the source) to the downstream
process
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(the distribution of the finished goods), and eventually back to the first steps. The
production
Use synonyms
of ethanol-biofuel
starting
Wrong verb form
started
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when plants and
tress
Correct your spelling
trees
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that received
an
Remove the article
apply
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energy from sunlight combined with carbon dioxide were
being
Unnecessary verb
apply
show examples
harvested by
Add an article
the farmer
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farmer
Fix the agreement mistake
farmers
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using tractors, followed by pre-processing stages where the plants were
being
Unnecessary verb
apply
show examples
extracted in order to get the cellulose. After that, the cellulose
treated
Add a missing verb
is treated
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with chemical processing,
hence
Linking Words
produce
Wrong verb form
producing
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a
Correct article usage
apply
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sugar.
Furthermore
Linking Words
, microbes were added
into
Change preposition
to
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the sugar to make ethanol. After the
production
Use synonyms
process
Use synonyms
, the ethanol
were
Change the verb form
was
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distributed
for
Change preposition
to
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various
type
Fix the agreement mistake
types
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of vehicles, ranging from cars,
trucks
Correct word choice
and trucks
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, to airplanes. Those vehicles
were
Unnecessary verb
apply
show examples
produced carbon dioxide that eventually
serves
Wrong verb form
served
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as
an
Remove the article
apply
show examples
energy for the plants and
tress
Correct your spelling
trees
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to grow.

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Basic structure: Change the second paragraph.
Basic structure: Change the third paragraph.
Vocabulary: Replace the words production, process with synonyms.
Vocabulary: Rephrase the word "undefined" in your introduction.
Vocabulary: Only 2 basic words for charts were used.
Vocabulary: Use several vocabularies to present the data in the second paragraph.
Vocabulary: Use several vocabularies to present the data in the third paragraph.
Topic Vocabulary:
  • biomass
  • ethanol
  • fermentation
  • microorganisms
  • yeast
  • carbon dioxide
  • distillation
  • purification
  • dehydration
  • raw materials
  • storage
  • distribution
  • renewable energy
  • greenhouse gas emissions
  • sustainable fuel
  • concentration
  • impurities
  • alcohol content
  • crop growth
  • conversion process
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