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CAT Questions

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Q:

When was the voting machine invented?

A) 1980 B) 1892
C) 1989 D) 1920
 
Answer & Explanation Answer: B) 1892

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Filed Under: Inventions
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2 1831
Q:

What is LB Shastri’s memorial?

A) Bapughat B) Veerghat
C) Vijayghat D) None of the above
 
Answer & Explanation Answer: C) Vijayghat

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Filed Under: General Awareness
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2 1831
Q:

Which is a density independent factor in controlling a population?

A) Food shortage B) Disease
C) Floods D) All of the above
 
Answer & Explanation Answer: C) Floods

Explanation:

Any factor limiting the size of a population whose effect is not dependent on the number of individuals in the population, then such factor is called Density Independent Factor. It is things that the organisms have no control over.

 

Here in the given options, food shortage and disease are factors that are dependent on the number of population but Floods have no dependency.

 

Some examples of density independent factors are :: Earth quake, fires, volcanic eruptions, floods, and  all natural calamities.

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Filed Under: General Science
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4 1831
Q:

The education which was initially a state subject was transferred to the concurrent list by the

A) 42nd Amendment B) 44th Amendment
C) 24th Amendment D) 25th Amendment
 
Answer & Explanation Answer: A) 42nd Amendment

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Filed Under: Indian History
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3 1830
Q:

The mean of 21 observations (all different) is 40. If each observation greater than the median is increased by 21, then the mean of observations will become:

A) 50 B) 30
C) 50.5 D) 45
 
Answer & Explanation Answer: A) 50

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Filed Under: Average
Exam Prep: AIEEE , Bank Exams , CAT

1 1830
Q:

In a class of 60 students there are 30 girls. The average weight of these girls is 58 Kg and average weight of the full class is 63 kgs. What is the average weight of the boys of the class?

A) 67 B) 66
C) 68 D) 65
 
Answer & Explanation Answer: C) 68

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Filed Under: Average
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1 1828
Q:

Nishi's grandfather is the brother of Om's father. Hemant is the son of Om. How is Hemant related to Nishi?

A) Brother B) Son
C) Cousin D) Nephew
 
Answer & Explanation Answer: C) Cousin

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Filed Under: Blood Relations
Exam Prep: CAT , Bank Exams , AIEEE

2 1828
Q:

Hydrogen bonds and hydrophilic interactions are

A) Strong chemical bonds that hold together the atoms within a molecule B) Weak chemical bonds that hold together the atoms within a molecule
C) Strong chemical bonds that link together separate molecules D) Weak chemical bonds that link together separate molecules
 
Answer & Explanation Answer: D) Weak chemical bonds that link together separate molecules

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Filed Under: Chemistry
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1 1827