Questions

Q:

The Pie Day is observed on?

A) March 13 B) March 14
C) March 3 D) March 4
 
Answer & Explanation Answer: B) March 14

Explanation:

In the month/day format 3/14 i.e, Mrach 14th is celebrated as Pie Day as its value is 3.14.

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Q:

What did Sir William Herschel discover in 1800?

A) Ultraviolet rays B) Infra-red radiation
C) X rays D) Microwaves
 
Answer & Explanation Answer: B) Infra-red radiation

Explanation:

Sir William Herschel discovered Infra-red radiation in 1800.

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Q:

Which molecule is nonpolar and has a symmetrical shape?

A) NH3 B) HCl
C) H2O D) CH4
 
Answer & Explanation Answer: D) CH4

Explanation:

Among the given options, CH4 is a non polar molecule with symmetrical tetrahedral shape.

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Q:

Which element is not a part of a nitrogenous base?

A) Carbon B) Oxygen
C) Phosphorous D) Nitrogen
 
Answer & Explanation Answer: C) Phosphorous

Explanation:

A nitrogenous base is an element that contains nitrogen that have same chemical properties of the base.

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Q:

The temperature at which a solid melts to become a liquid at the atmospheric pressure is called its ___________.

A) Crystallisation B) Crystallisation
C) Evaporation D) Evaporation
 
Answer & Explanation Answer: B) Crystallisation

Explanation:
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Q:

Polyploidy is involved in which of the following examples?

A) XYY males B) Some plants alternate between haploid and diploid phases
C) XO females D) A normal watermelon has 22 chromosomes but seedless watermelons have 33 chromosomes
 
Answer & Explanation Answer: D) A normal watermelon has 22 chromosomes but seedless watermelons have 33 chromosomes

Explanation:
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Q:

Which city is the venue of the Women's World Boxing Championships 2018?

A) Pune B) New Delhi
C) Patna D) Hyderabad
 
Answer & Explanation Answer: B) New Delhi

Explanation:

New Delhi is the venue of the Women's World Boxing Championships 2018 started from Nov 15 to Nov 24.

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Q:

Water on the moon was discovered by

A) India B) Japan
C) Russia D) China
 
Answer & Explanation Answer: A) India

Explanation:
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