The Diagram Labelling Task is a question type in the IELTS exam where you identify and label parts of a diagram using information from a listening recording or reading passage.
You must write the correct word(s), number(s), or letter(s) in the labelled spaces on the diagram.
Where It Appears
The Diagram Labelling Task can appear in:
- Listening test
- Reading test
It is common in both IELTS Academic and IELTS General Training.
What It Tests
This task checks your ability to:
- Understand visual information
- Identify parts of an object or process
- Connect text/audio details to a diagram
- Recognize technical vocabulary
- Follow word-limit instructions
- Locate specific information accurately
Common Types of Diagrams
You may label:
- Machine parts
- Building layouts
- Human body parts
- Scientific equipment
- Process stages
- Natural systems
- Maps or site plans
- Product designs
Typical Instructions
You may see instructions such as:
- Write ONE WORD ONLY
- Write NO MORE THAN TWO WORDS
- Choose the correct letter
- Label the diagram
Always follow the instructions exactly.
Example (Reading)
Diagram:
A bicycle with labels missing.
Question:
Label the part used to control direction.
Passage:
The handlebars are used to steer the bicycle.
Correct Answer:
handlebars
Example (Listening)
Diagram:
Laboratory room plan.
Question:
Label the location of the storage cabinet.
Recording:
The storage cabinet is beside the sink near the back wall.
Correct Answer:
Correct labelled position on the diagram.
Why It Matters
Diagram Labelling Tasks are valuable because they test both understanding and precision.
They reward candidates who can:
- Interpret visuals quickly
- Identify exact details
- Use context clues
- Stay accurate under pressure
Common Mistakes Candidates Make
Ignoring the Diagram First
Candidates start searching before understanding the image.
Wrong Label Position
Correct word placed in wrong space loses marks.
Missing Technical Vocabulary
Unfamiliar words can cause confusion.
Exceeding Word Limit
Too many words make the answer incorrect.
Poor Spelling
Incorrect spelling may lose marks.
High-Scoring Strategies
Study the Diagram First
Use preparation time to understand:
- Overall purpose
- Main sections
- Direction arrows
- Blank labels
Predict Answer Types
The blank may need:
- Part name
- Material
- Number
- Function
- Stage name
Use Surrounding Labels
Existing labels help identify missing ones.
Match Meaning, Not Exact Words
IELTS often paraphrases the source.
Check Final Placement
Ensure every answer fits the correct label line.
Listening Tips
- Answers usually come in order.
- Follow the speaker’s description carefully.
- Use location words such as:
- above
- below
- beside
- next to
- at the rear
- in the centre
Reading Tips
- Scan for keywords linked to diagram parts.
- Look for descriptive paragraphs explaining structure or process.
- Use headings and captions if provided.
Example Word Limit Rules
Instruction:
NO MORE THAN TWO WORDS
Correct:
- water tank
- front wheel
Wrong:
- the water tank
- large front wheel
Why Many Candidates Like This Task
Some students prefer Diagram Labelling because:
- Visual clues support understanding
- Answers are usually short
- Logical structure helps prediction
Quick Tips
- Look at the whole diagram first.
- Use arrows and label lines carefully.
- Keep answers short and exact.
- Check spelling before finishing.
