Questions

Q:

Which of the following statements is wrong with regard to strong acids?

A) Strong acids react very rapidly with other substances (such as metal carbonates and metal hydrogen carbonates) B) Hydrochloric acid, Sulphuric acid and Nitric acid are strong acids
C) Acids are those chemical substances that have a salty taste D) All minerals acids are strong acids
 
Answer & Explanation Answer: C) Acids are those chemical substances that have a salty taste

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

Saturated Hydrocarbons are called

A) alkynes B) isomers
C) alkanes D) alkenes
 
Answer & Explanation Answer: C) alkanes

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Filed Under: Chemistry
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Q:

How many chromosomes does a human cell contain?

A) 6 B) 26
C) 46 D) 66
 
Answer & Explanation Answer: C) 46

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Filed Under: Biology
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Q:

Identify an example of a connective tissue in humans.

A) Fibres B) Bone
C) Muscles D) Cell
 
Answer & Explanation Answer: B) Bone

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Filed Under: Biology
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Q:

Davis Cup 2015 final was held in ___.

A) UK B) Australia
C) Belgium D) Argentina
 
Answer & Explanation Answer: C) Belgium

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Filed Under: Sports
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Q:

Calculate the time period (in seconds) of a sound wave of wavelength 5m travelling with a speed of 500 m/s.

 

A) 0.01 B) 2500
C) 0.02 D) 1250
 
Answer & Explanation Answer: A) 0.01

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Filed Under: Physics
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Q:

Knife is an example for

A) Lever B) Wedge
C) Inclined plane D) Pulley
 
Answer & Explanation Answer: B) Wedge

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Filed Under: Physics
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Q:

The sensation of sound persists in the human brain for about:

A) 0.5 sec B) 0.2 sec
C) 0.1 sec D) 1 sec
 
Answer & Explanation Answer: C) 0.1 sec

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Filed Under: Physics
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