Q:

Which one of the following is not a semiconductor?

A) Silicon	B) Germanium
C) Quartz	D) Gallium arsenide

Answer & Explanation Answer: C) Quartz

Explanation:

Semiconductors are the basic materials used in the present solid state electronic devices like diode, transistor, ICs, etc. 2. Lattice structure and the atomic structure of constituent elements decide whether a particular material will be insulator, metal or semiconductor. Semiconductors are elemental (Si, Ge) as well as compound (GaAs, CdS, etc.). Silicon, Germanium, Gallium Arsenide are semiconductors, but Quartz is an insulator.

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Filed Under: Chemistry
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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Cock and bull story

A) An implausible story used as an explanation or excuse.	B) A fairy tale told down generations.
C) A story of animals with hidden morals.	D) The meek can defeat the bully by being clever

Answer & Explanation Answer: A) An implausible story used as an explanation or excuse.

Explanation:

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Filed Under: English

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Q:

Khangchendzonga National Park is in

A) Maharashtra	B) Orissa
C) Rajasthan	D) Sikkim

Answer & Explanation Answer: D) Sikkim

Explanation:

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Filed Under: Indian Geography
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Q:

Animals in which the cells are arranged in three embryonic layers are called ________.

A) Diploblastic	B) Ectoderm
C) Tripoblastic	D) Endoderm

Answer & Explanation Answer: C) Tripoblastic

Explanation:

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Filed Under: Biology
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Q:

Pankaj Advani is associated with which sport?

A) Billiards	B) Boxing
C) Cricket	D) Badminton

Answer & Explanation Answer: A) Billiards

Explanation:

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Filed Under: Famous Personalities
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Q:

Why is Rann Of Kutch of India famous for ?

A) Tidal and flats	B) Fertile soil
C) Dense Vegetation	D) All are correct

Answer & Explanation Answer: A) Tidal and flats

Explanation:

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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

My neighbour said, "I bought a new car last week."

A) My neighbour said that he had bought a new car last week.	B) My neighbour said that he had bought a new car the week before.
C) My neighbour said that he has bought a new car the week before.	D) My neighbour said that he has bought a new car last week.

Answer & Explanation Answer: B) My neighbour said that he had bought a new car the week before.

Explanation:

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Filed Under: English
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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Have saliva dripping copiously from the mouth

A) Cascade	B) Inundate
C) Sluice	D) Slobber

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