Questions

Q:

Which of the following is a non metal that remains liquid at room temperature  ?

A) Chlorine B) Phosphorous
C) Bromine D) Helium
 
Answer & Explanation Answer: C) Bromine

Explanation:

The chemical element with the atomic number 35, Bromine is a non metal that remains liquid at room temperature. Mercury also remains liquid at room temperature but it is a metal. Bromine is the third lightest halogen.

 

Which_of_the_following_is_a_non_metal_that_remains_liquid_at_room_temperature1542256555.jpg image

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181 39223
Q:

Washing soda is used ______.

 

I. for removing permanent hardness of water

 

II. for disinfecting drinking water

 

III. as a cleaning agent for domestic purpose

 

A) Only I and II B) Only I and III
C) Only II and III D) All I, II and III
 
Answer & Explanation Answer: B) Only I and III

Explanation:
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Q:

Metals can be given different shapes according to our needs because they posses the properties of

 

A) Conductivity and sonorosity B) Malleability and ductility
C) Malleability and sonorosity D) Ductility and conductivity
 
Answer & Explanation Answer: B) Malleability and ductility

Explanation:
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Q:

Which of the following is a popular programming language for developing multimedia webpages.

A) COBOL B) Java
C) BASIC D) Assembler
 
Answer & Explanation Answer: B) Java

Explanation:

Java is a general-purpose computer-programming language that is concurrent, class-based, object-oriented, and specifically designed to have as few implementation dependencies as possible.

 

Which_of_the_following_is_a_popular_programming_language_for_developing_multimedia_webpages1548652333.jpg image


Java is used to develop mobile apps, web apps, desktop apps, games and much more...

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Q:

The first Indian to cross seven important seas by swimming ____ ?

A) Amrendra Singh B) Bula Chaudhury
C) Junko Taibei D) Yuri Gagarin
 
Answer & Explanation Answer: B) Bula Chaudhury

Explanation:

Bula Chaudhury, Indian swimmer best known for her long-distance swimming feats.

 

In 2005 she became the first woman to have swum across sea channels of five continents including the Strait of Gibraltar, the Tyrrhenian Sea, Cook Strait, Toroneos Gulf (Gulf of Kassandra) in Greece, the Catalina Channel off the California coast, and from Three Anchor Bay to Robben Island near Cape Town, South Africa.

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Q:

One nanometer is

 

A) 10-11 m B) 10-10 m
C) 10-8 m D) 10-9 m
 
Answer & Explanation Answer: D) 10-9 m

Explanation:
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Q:

Which one of the following four vedas contains an account of magical charms and spells

A) Rigaveda B) Samaveda
C) Yajurveda D) Atharvaveda
 
Answer & Explanation Answer: D) Atharvaveda

Explanation:
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Q:

The law of diminishing returns indicates that

 

A) always diminish B) eventually diminish
C) always diminish before increasing D) never diminish before increasing
 
Answer & Explanation Answer: B) eventually diminish

Explanation:
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