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What is Verification of Truth | Logical Reasoning (LR) and Data Interpretation (DI) PDF Download

What are Verification of Truth Reasoning Questions?

Verification of truth reasoning questions are like puzzles that test your ability to figure out if a statement is true or not. They’re also known as logical or critical reasoning questions. It’s important because it helps you become a better thinker and decision-maker.
Example: Let’s say you have a question like this:

  • Statement 1: All birds can fly.
  • Statement 2: Penguins are birds.
  • Conclusion: Penguins can fly.

Now, you need to figure out if the conclusion is correct based on the evidence from the statements. In this case, the conclusion is not correct because, while Statement 1 says all birds can fly, there are exceptions like penguins. Penguins are birds, but they can’t fly. So, sometimes the statements are related, but they don’t always lead to a true conclusion. Note that, Verification of Truth Reasoning questions may come in the following formats- 

  • True/false
  • Yes/no
  • Short answer
  • Matching the statement with its correct explanation
  • Verifying multiple statements and their correlation (most common)

Tips to Solve Verification of Truth Reasoning Questions

Following are some life-saver tips for you

  • Read the Question Carefully: Start by carefully reading the question and all the statements provided. 
  • Analyze Each Statement: Examine each statement individually and determine whether it is true or false. 
  • Identify Key Relationships: Pay attention to the logical connections between the statements. Look for cause-and-effect relationships, conditionals, or dependencies.
  • Draw Conclusions: Based on the truth or falsity of the individual statements and the relationships between them, draw a conclusion about the main question.
  • Use Process of Elimination: If there are multiple choices, you can eliminate options that don’t align with the conclusions you’ve drawn. 
  • Consider Exceptions: Be cautious about making generalizations. Some statements may have exceptions.

Practice Questions

Q1: Statement: The Earth is the third planet from the Sun. Explain whether this statement is true or false.
Ans: True. The Earth is indeed the third planet from the Sun in our solar system. It is located between Venus and Mars.


Q2: Statement: The process of photosynthesis converts carbon dioxide and sunlight into glucose and oxygen. Is this statement true or false? Provide an explanation.
Ans: True. Photosynthesis is the biological process in which plants use carbon dioxide, sunlight, and chlorophyll to produce glucose (a form of sugar) and release oxygen as a byproduct.


Q3: Statement: The Great Wall of China can be seen from space. Is this statement true or false? Provide a factual explanation.
Ans: 
False. The idea that the Great Wall of China is visible from space is a common myth. While it is an impressive structure, it is not easily visible to the naked eye from low Earth orbit without aid, and even then, it depends on various factors like weather and lighting conditions.

The document What is Verification of Truth | Logical Reasoning (LR) and Data Interpretation (DI) is a part of the CAT Course Logical Reasoning (LR) and Data Interpretation (DI).
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