Questions

Q:

Which one of the following statements is correct?

A) The oxidation number for hydrogen is always zero. B) The oxidation number for hydrogen is always + 1.
C) The oxidation number for hydrogen is always -1. D) Hydrogen can have more than one oxidation number.
 
Answer & Explanation Answer: D) Hydrogen can have more than one oxidation number.

Explanation:

Hydrogen has two possible oxidation numbers: +1 and -1.

-1 in case of hydrides.

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Filed Under: Chemistry
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Q:

Chemical properties of isotopes .............

A) must be same B) must be different
C) need not be same D) need not be different
 
Answer & Explanation Answer: A) must be same

Explanation:
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Q:

According to a latest report by UN Women and the UN Development Programme (UNDP), released in November 2017, which region has been ranked as the world's most violent region for women?

 

A) Latin America and the caribean countries B) Sudan
C) Gulf Countries D) South East Asian Countries
 
Answer & Explanation Answer: A) Latin America and the caribean countries

Explanation:
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Filed Under: Indian Politics
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Q:

Which of the following is a viral disease?

A) Polio B) Tetanus
C) Leprosy D) Plague
 
Answer & Explanation Answer: A) Polio

Explanation:
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Filed Under: General Science
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Q:

Who discovered electron?

A) E. Goldstien B) J. J. Thomson
C) Ernest Rutherford D) J. Chadwick
 
Answer & Explanation Answer: B) J. J. Thomson

Explanation:
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Filed Under: Inventions
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Q:

Which chef was awarded the Padma Shri in 2017 for his culinary contributions?

A) Madhur Jaffrey B) Ranveer Brar
C) Sanjeev Kapoor D) Vikas Khanna
 
Answer & Explanation Answer: C) Sanjeev Kapoor

Explanation:
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Filed Under: Honours and Awards
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Q:

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Some with natural _______________ would love to be in a scenic view and stare out of the window. Those nestlings could one day become a great biologist __________ awildlife photographer or landscape artist to earn fame. Some always love to chit-chat with friends or family: encourage them so they have the ability to ___________. Itis a gift ____________ verbal or linguistic creativity when they can tell stories, write essays, and converse easily with people. This __________ opportunities to them to bean orator, writer, poet, scholar or teacher.

This __________ opportunities to them

A) opens B) open
C) opening D) opened
 
Answer & Explanation Answer: A) opens

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Filed Under: English
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select No Error.

 

There is a barrier among the egghead and (1)/ the hoipolloi and it would be lazy (2)/ idealism to ignore it. (3)/ No error (4)

 

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

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