Assertion and Reason
The Assertion and Reason Quiz covers the important topic of the Reasoning and Aptitude section of various competitive exams like UPSC, SSC, IBPS, EPFO, RRB, CET, State PCS, etc.
Directions (Q. Nos. 1-10) Each of these questions has an Assertion (A) and a Reason (R).
Given answer
(A) If both ‘A’ and ‘R’ are true and ‘R’ is the correct explanation of ‘A’
(B) If both ‘A’ and ‘R’ are true but ‘R’ is not correct explanation of ‘A’
(C) If ‘A’ is true but ‘R’ is false
(D) If ‘A’ is false but ‘R’ is true
1. Assertion (A) We feel colder on mountains than on plains.
Reason (R) Temperature decreases with attitude.
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Correct answer: (A)
Explanation: Both A and B are true and R is the correct explanation of A. Above the sea level, temperature decreases with an increase in altitude which makes mountain peaks colder.
2. Assertion (A) Clothes are not washed properly in hard water.
Reason (R) Hard water contains many minerals.
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Correct answer: (B)
Explanation: Both A and R are true but R is not the correct explanation of A. Clothes are not washed properly in hard water because it does not form a lather with soap. However, it is true that hard water contains many minerals.
3. Assertion (A) In India, the judiciary is independent of the executive.
Reason (R) Judiciary favors the government and helps in the implementation of its plans.
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Correct answer: (C)
Explanation: A is true but R is false. In India, the judiciary is completely independent of the executive and the government has no interference in judicial affairs.
4. Assertion (A) Inside the Earth, metals are present in the molten state.
Reason (R) Earth absorbs the Sun’s rays.
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Correct answer: (C)
Explanation: Inside the Earth, the high temperature and pressure keep the metals in a molten state. The Earth does not absorb the Sun’s rays but reflects them.
5. Assertion (A) The steam engine was invented by James Watt.
Reason (R) There was a problem with taking out water from flooded mines.
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Correct answer: (A)
Explanation: Both A and R are true and R is the correct explanation of A. The problem of pumping out water from the flooded mines required the need for a self-working engine which led James Watt to invent the same.
6. Assertion (A) An apple a day keeps the doctor away.
Reason (R) Apple is very costly.
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Correct answer: (C)
Explanation: An apple a day keeps the doctor away is definitely true but the statement R may or may not be true. Hence, A is true and R is false.
7. Assertion (A) Autism is a developmental disability.
Reason (R) Heredity and lower development of the brain are the causes of Autism.
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Correct answer: (C)
Explanation: Both A and R are true and ‘R’ is the correct explanation of ‘A’.
8. Assertion (A) Leakage in households gas cylinders can be detected.
Reason (R) LPG has a strong smell.
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Correct answer: (A)
Explanation: LPG contains ethyl mercaptan which has a strong smell. Because of this, small leakages in household gas cylinders can be detected.
9. Assertion (A) India is a democratic country.
Reason (R) India is a developing country.
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Correct answer: (B)
Explanation: Both A and R are true but R is not the correct explanation of A.
10. Assertion (A) India’s Republic Day’ falls on 26th January.
Reason (R) Constitution of India, declaring India as a ‘Republic’, came into force on 26th January 1950.
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Correct answer: (A)
Explanation: Both A and R are true and R is the correct explanation of A.
Complete the Sentence
Syllogism
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