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:

Pidurutalagala or Mount Pedro is the highest mountain peak of which of the following countries?

A) South Africa	B) Panama
C) Sri Lanka	D) Cambodia

Answer & Explanation Answer: C) Sri Lanka

Explanation:

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Q:

Who has recently taken charge as the new CEO of Indian e-commerce giant Flipkart?

A) AL Rajwani	B) Sunil Duggal
C) Kalyan Krishnamurthy	D) RC Bhargava

Answer & Explanation Answer: C) Kalyan Krishnamurthy

Explanation:

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Q:

_____________ is the number of deaths in the population during a given period.

A) Natality	B) Mortality
C) Immigration	D) Emigration

Answer & Explanation Answer: B) Mortality

Explanation:

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Q:

Which of the following is man-made fibre?

A) Cotton	B) Wool
C) Silk	D) Nylon

Answer & Explanation Answer: D) Nylon

Explanation:

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Q:

There is a protocol signed to reduce production of CFC, known as

A) CFC Protocol	B) IR Protocol
C) Montreal Protocol	D) UV Protocol

Answer & Explanation Answer: C) Montreal Protocol

Explanation:

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Q:

Which is the highest quality of hard coal?

A) Anthracite	B) Bituminous
C) Lignite	D) Peat

Answer & Explanation Answer: A) Anthracite

Explanation:

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Q:

The movement inside the Earth's crust is studied by which of the following ?

A) Geology	B) Seismology
C) Plate tectonics	D) Pantograph

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