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:

Which disease is caused due to deficiency of Iodine?

A) Rickets B) Scurvy
C) Goitre D) Growth retardation
 
Answer & Explanation Answer: C) Goitre

Explanation:
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Filed Under: Biology
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Q:

Algal bloom results from

A) Global warming B) Salination
C) Eutrophication D) Biomagnification
 
Answer & Explanation Answer: C) Eutrophication

Explanation:
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Filed Under: Biology
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Q:

India's largest renewable energy park would be located in

A) Gujarat B) Tamil Nadu
C) Rajasthan D) Punjab
 
Answer & Explanation Answer: A) Gujarat

Explanation:
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Filed Under: Indian Geography
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Q:

Goods whose demand is proportional to price are called

A) inferior goods B) Veblen goods
C) normal goods D) exclusive goods
 
Answer & Explanation Answer: B) Veblen goods

Explanation:
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Filed Under: Indian Economy
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Q:

Russian Sukhoi 24 (SU-24) flight was shot down in November 2015 by

A) Syria B) North Korea
C) Afghanistan D) Turkey
 
Answer & Explanation Answer: D) Turkey

Explanation:
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Filed Under: General Awareness
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Q:

The tallest bridge in the world Millau Viaduct has been constructed over the river

A) Seine B) Tarn
C) Durance D) Loir
 
Answer & Explanation Answer: B) Tarn

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Q:

What is the approximate circumference of earth?

A) 40,000 Km B) 60,000 Km
C) 80,000 Km D) 1,00,000 Km
 
Answer & Explanation Answer: A) 40,000 Km

Explanation:
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Filed Under: General Science
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