Questions

Q:

Which day is celebrated as United Nations day every year

A) 7th April B) 25th August
C) 24th October D) 27th December
 
Answer & Explanation Answer: A) 7th April

Explanation:
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Q:

Who Invented Traffic Signal ?

A) Lewis Edson Waterman B) Levi Strauss
C) Percy LeBaron Spencer D) Garrett Augustus Morgan
 
Answer & Explanation Answer: D) Garrett Augustus Morgan

Explanation:
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Filed Under: Inventions

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Q:

Who organized 'Red Army'

Answer

 Trotsky


 

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Subject: World History

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Q:

What kind of fermented juice, made of spirits, sugar and hot water takes its name from the Hindustani word palm tree?

Answer

Toddy

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Q:

Which shows a correctly paired DNA molecule?

A) AT B) TC
C) AC D) TG
 
Answer & Explanation Answer: A) AT

Explanation:

The nucleotides that are present in DNA molecule are 4. They are Thymine (T), Guanine (G), Adenine (A) and Cytosine (C).

 

Here in this Adenine pairs with Thymine (A - T) and Cytosine pairs with Guanine (C - G).

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Filed Under: Biology
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Q:

The famous Sun Temple is located in which Indian state

Answer

Orissa

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Subject: Indian Culture

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Q:

Words that sound the same but are spelled different

words_that_sound_the_same_but_are_spelled_different1540289338.jpg image

A) Homonyms B) Homographs
C) Heteronyms D) Homophones
 
Answer & Explanation Answer: D) Homophones

Explanation:

Words that sound the same but are spelled different are called homophones. Homophones are a type of homonyms.

Some of the Examples of homophones are ::

One - Won

Son - Sun

Hole - Whole

Loan - Lone

Steal - Steel

Which - Witch

What - Watt

Sea - See

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Filed Under: English
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Q:

what is the gram formula mass of NH43PO4?

A) 139.54 B) 140.70
C) 149.08 D) 153.24
 
Answer & Explanation Answer: C) 149.08

Explanation:

The gram formula mass is nothing but molar mass.

 

Composition :

 

Symbol      Element       Atomic weight       Atoms
   

     P         Phosphorus       30.973762               1       = 30.973
   

     O         Oxygen             15.9994                  4       =  63.998
   

     N         Nitrogen            14.0067                  3       =  42.020
   

     H         Hydrogen          1.00794                  12      =  12.096

   

Total   =  30.973+63.998+42.020+12.096 = 149.087

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Filed Under: Chemistry
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