Questions

Q:

Which one of the followingis notan allotrope of carbon?

A) Coal B) Diamond
C) Graphite D) Graphene
 
Answer & Explanation Answer: A) Coal

Explanation:

Allotropy is the property of some chemical elements to exist in two or more different forms, or allotropes, when found in nature. There are several allotropes of carbon like diamond, graphite, graphene, fullerene, etc.Coal is not an allotrope of carbon because it is not 100% carbon. It contains lot of silica, sulphur and other compounds of carbon apart from carbon.

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Q:

Which of the following physical quantity measures the rate of work done?

A) Power B) Momentum
C) Force D) Energy
 
Answer & Explanation Answer: A) Power

Explanation:
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Q:

Who is the the present (March 2018) Prime Minister of Pakistan?

A) Mamnoon Hussain B) Shahid Khaqan Abbasi
C) Muhammad Nawaz Sharif   D) Yousaf Raza Gillani
 
Answer & Explanation Answer: B) Shahid Khaqan Abbasi

Explanation:
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Q:

Who launched ‘National Biopharma mission’ named ‘i3’ in June, 2017?

A) Piyush Goyal B) Rajnath Singh
C) Dr. Harsh Vardhan D) Arun Jaitley
 
Answer & Explanation Answer: C) Dr. Harsh Vardhan

Explanation:
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Q:

What is the technology used in a compact disc?

A) Electrical B) Laser
C) Electro magnetic D) Aeronautical
 
Answer & Explanation Answer: B) Laser

Explanation:
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Q:

Which of the following is the largest mammal?

A) Whale B) Rhinoceros
C) Elephant D) Human
 
Answer & Explanation Answer: A) Whale

Explanation:
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Q:

In terms of size, Neptune ranks no. ___ in our Solar System.

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

Explanation:
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Q:

What is the name of ecologically clean rocket developed by Russia based space research center?

A) Angara B) Vostok
C) Korolev D) Luna
 
Answer & Explanation Answer: A) Angara

Explanation:
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