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IELTS True False Not Given Practice & Guide

Master IELTS True False Not Given questions. Learn the exact logic separating False from Not Given, study qualifier traps, and test your skills with targeted drills.

Verified as of 2026 from official sources
Targeted Skill Trainer

True / False / Not Given Mastery Drill

True / False / Not Given Intensive Drill6 Questions

15 Minutes
TFNG Focus

Included Passage: The Engineering and Applications of Silica Aerogels

Nicknamed "frozen smoke", aerogels represent one of the lowest-density synthetic solids ever manufactured.

Passage Length: ~520 words • 5 paragraphs

Key Objectives in This Drill

Detecting absolute qualifier traps (e.g. exclusively, permanently)
Distinguishing partial topic mentions from unconfirmed claims
Locating direct semantic contradictions in the source text
Reviewing exact sentence citations and distractor rationales
Immediate feedback • Paragraph highlighting on review
Core Logic System

The Definitive TFNG Decision System

Apply this 3-rule test to eliminate uncertainty on every single question.

TRUE

Agrees with Information

The passage explicitly confirms the claim. Paraphrasing, synonyms, and restructured sentences are used, but the core meaning matches 100%.

Test: Can you underline the exact words in the text that state this fact?
FALSE

Direct Contradiction

The passage explicitly states the opposite, provides contradicting numbers, or directly negates the claim.

Test: Does the text say "X happened" while the statement says "X did not happen"?
NG

Not Given / Unconfirmed

The topic may be discussed, but the specific fact, relationship, or claim is neither confirmed nor contradicted.

Test: Would you have to guess, deduce, or assume outside knowledge? Then it is NOT GIVEN.
Step-by-Step Method

The 4-Stage TFNG Strategy

Stage 1 • Identify Anchor Keywords

Look for Unchangeable Proper Nouns

Search for names, scientific terms, dates, and locations in the statement that cannot easily be paraphrased by the author.

Stage 2 • Locate in Sequential Order

Scan Paragraph by Paragraph

TFNG questions follow passage order. If you found Question 1 in Paragraph B and Question 3 in Paragraph D, Question 2 is in between.

Stage 3 • Check Critical Qualifiers

Watch for Degree & Frequency Words

Examine words like predominantly, occasionally, impossible, solely. If the passage says "often" and the question says "invariably", it is FALSE.

Stage 4 • Evaluate the Truth Condition

Never Guess or Assume

If the passage does not provide explicit proof either way, resist the urge to use your general knowledge. Select NOT GIVEN.

TFNG FAQ

Frequently Asked Questions About True, False, Not Given

1What is the exact difference between False and Not Given?

The rule is strict: FALSE means the text states the opposite or directly contradicts the statement. NOT GIVEN means the text does not supply enough information to know whether the statement is true or false. If you find yourself thinking "it could be true, but it doesn't explicitly say so," the correct answer is always NOT GIVEN.

2What is the difference between TRUE/FALSE/NOT GIVEN and YES/NO/NOT GIVEN?

True/False/Not Given is used when dealing with factual information in an informative text (whether statements match facts). Yes/No/Not Given is used when dealing with the writer's opinions, claims, or attitude (whether statements agree with the writer's perspective). The underlying logic is identical.

3Do True/False/Not Given questions follow text order?

Yes. In virtually all Cambridge IELTS examinations, TFNG and YNNG questions appear in strict sequential order through the passage. Once you locate the answer to Question 1, the answer to Question 2 will almost certainly follow after it.

4How do 100% qualifier words like "always" or "never" affect the answer?

Qualifiers often determine the correctness of a statement. If the text says "most species migrate," but the statement claims "all species migrate," the statement is FALSE because "all" directly contradicts "most". Look out for extreme words like all, only, never, always, completely, and permanently.

5Should I write T or TRUE on the answer sheet?

Official IELTS examiners accept abbreviations like T, F, NG as well as full words TRUE, FALSE, NOT GIVEN. However, to avoid ambiguity, candidates are strongly encouraged to write the full words legibly in capital letters.

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