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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Filed Under: Chemistry
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Q:

Which of the following is NOT the combined from of carbon?

A) Diamond	B) Dolomite
C) Marble	D) Chalk

Answer & Explanation Answer: A) Diamond

Explanation:

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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.

The quest for a _____ life engrosses every human being on this earth. Everyman tends to define a happy life in a _____ individualistic fashion. _____have attempted to define a happy life in various terms. Hedonists have a _____ notion that happiness lies in the _____ of physical appetites.

that happiness lies in the _____ of physical appetites.

A) gratification	B) simplification
C) purification	D) identification

Answer & Explanation Answer: A) gratification

Explanation:

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Filed Under: English
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Q:

Which drug is used as an Anti-Diabetic drug?

A) Metformin	B) Zolpidem
C) Promethazine	D) Hydralazine

Answer & Explanation Answer: A) Metformin

Explanation:

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Filed Under: Biology
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Q:

If I is the current through a wire and e is the charge of an electron, then the number of electrons crossing in t seconds will be given by

A) e/It	B) It/e
C) Ie/t	D) Ite

Answer & Explanation Answer: B) It/e

Explanation:

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Filed Under: Physics
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Q:

A spoon which looks bent is an example of which of the following?

A) Reflection	B) Refraction
C) Retention	D) Focus

Answer & Explanation Answer: B) Refraction

Explanation:

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Q:

Which of the following is not considered as a part of the Abiotic Environment?

A) Plants	B) Air
C) Water	D) Soil

Answer & Explanation Answer: A) Plants

Explanation:

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Filed Under: General Science
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Q:

What is the minimum age for getting elected to the Lok Sabha?

A) 18	B) 21
C) 16	D) 25

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