CAT Questions

Q:

Who said that lines of 'the ballot is stronger than bullet'?

A) Mahatma Gandhi B) Adolf Hitler
C) Abraham Lincolon D) Nelson Mandela
 
Answer & Explanation Answer: C) Abraham Lincolon

Explanation:

Abraham Lincolon was an American statesman and lawyer who served as the 16th President of the United States from March 1861 until his assassination in April 1865.

Who_said_that_lines_of_the_ballot_is_stronger_than_bullet1549088894.jpg image

Lincoln led the United States through the American Civil War—its bloodiest war and perhaps its greatest moral, constitutional, and political crisis.

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Q:

Demography is the scientific study of

A) Growth of population B) The well being of populations
C) Birth and death of population D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Demography is the scientific study of Birth and death, The well being and the Growth of population. In brief, it is the study of human populations based on their size, composition and distribution across space – and the process through which populations change.

Demography_is_the_scientific_study_of1554269267.jpg image

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Q:

Can yoy guess the Age of Karthik & Kalyan  ?

age_31499317915.jpg image

A) 68 & 44 B) 64 & 48
C) 58 & 54 D) 76 & 36
 
Answer & Explanation Answer: B) 64 & 48

Explanation:

Given Karthik + Kalyan = 112

Given that when karthik is at the age of kalyan he is twice of Kalyan's age

i.e When he was 48 means Kalyan is at 24

=> Present age of Kalyan is 48

And that of Karthik is 112 - 48 = 64

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Q:

Statement: The air and rail services have been severely disrupted due to thick fog in the northern part of the country.
Courses of action:
a. The rail and air services should be temporarily suspended in the region.
b. People should be advised to make their travel plan keeping in mind the probable disruption resulting in delay or cancellation of services.
c. The government should immediately install modern machines which will enable itto guide the rail and air services even if the thick fog develops.

A) Only a follows B) a and b follows
C) Only b follows D) a, b & c follows
 
Answer & Explanation Answer: D) a, b & c follows

Explanation:

Keeping in mind the safety and convenience of passengers, both 'a' and 'b' follow. 'c' clearly suggests a remedy to the problem and hence it also follows.

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Q:

Which of these established the rights of citizens?

A) Magna Carta B) The Bill of Rights
C) The Habeas Corpus Act D) None of the above
 
Answer & Explanation Answer: B) The Bill of Rights

Explanation:

The Bill of Rights established the rights of citizens. It is also called as Declaration of rights or Charter of rights. It is a list of most important rights to the citizens of a country.

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Q:

Waksman got the noble prize for the discovery of

A) Streptomycin B) Chloromycetin
C) Pencillin D) Neomycin
 
Answer & Explanation Answer: A) Streptomycin

Explanation:

In 1952, Waksman was awarded the Nobel Prize in Physiology or Medicine in recognition "for his discovery of streptomycin," the first antibiotic active against tuberculosis.

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Q:

Which state government to install 221-Metre Bronze Statue Of lordRam In Ayodhya?

A) Uttar Pradesh B) Gujarat
C) Uttarakhand D) Himachal Pradesh
 
Answer & Explanation Answer: A) Uttar Pradesh

Explanation:

Uttar Pradesh state government to install 221-Metre Bronze Statue Of lordRam In Ayodhya.

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Q:

Which equation is an example of a synthesis reaction?

A) 2H2 + O2 → 2H2O B) Na + Cl → NaCl
C) HA + BOH → H2O + BA D) NaCl + AgNO3 → NaNO3 + AgCl
 
Answer & Explanation Answer: B) Na + Cl → NaCl

Explanation:

When two or more chemical species combine to form a single product, the reaction is said to be synthesis reaction. It is also called as Direct Combination reaction.

 

Here in the given options, Sodium (Na) combines with Chlorine (Cl) to form a more complex single product Sodium Chloride (NaCl).

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