Q:

A scientist who studies water is called a

A) Geographer	B) Herpetologist
C) Archeologist	D) Hydrologist

Answer & Explanation Answer: D) Hydrologist

Explanation:

A person or scientist who studies on water is called as Hydrologist. Since the study of water and its properties is known as Hydrology, the persons who deals with this field are known as Hydrologists.

Geographer :

A scientist who studies Earth's natural environment and how human society uses the natural environment.

Herpetologist :

A person who studies reptiles and amphibians.

Archeologist :

Someone who studies people and what they did in the past from the things they left behind.

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Q:

The primary purpose of an operating system is ?

A) To allow people to use the computer	B) To make computers easier to use
C) To keep systems programmers employed	D) To make the most efficient use of the computer hardware

Answer & Explanation Answer: D) To make the most efficient use of the computer hardware

Explanation:

The primary purpose of an operating system is to make the most efficient use of the computer hardware.

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Q:

In Buddhism,what does Patimokkha stand for

A) A description of Mahayana Buddhism	B) A description of Hinayana Buddhism
C) The rules of the Sangha	D) The questions of king Menander

Answer & Explanation Answer: C) The rules of the Sangha

Explanation:

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Filed Under: Indian History

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Q:

Which statement(s) is/are CORRECT regarding Dalton’s Atomic theory?

I. All matters are made of very tiny particles.

II. Atoms of different elements have different masses and chemical properties.

III. The relative number of atoms is variable in any compound.

A) Only I and II	B) Only I and III
C) Only II and III	D) All I, II and III

Answer & Explanation Answer: A) Only I and II

Explanation:

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Q:

Improve the bracketed part of the sentence.

The purpose of speaking is to communicate, (I chose words that are the best) for the idea I want to convey.

A) I am choosing words that were the best	B) I did choose words that are the best
C) I choose words that are the best	D) No improvement

Answer & Explanation Answer: C) I choose words that are the best

Explanation:

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Filed Under: English
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Q:

Who called Subhash Chandra Bose as Desh Nayak?

A) Rabindranath Tagore	B) Mahatma Gandhi
C) Bal Gangadhar Tilak	D) Lala Lajpat Rai

Answer & Explanation Answer: A) Rabindranath Tagore

Explanation:

Rabindranath Tagore called Subhash Chandra Bose as Desh Nayak for the first time.

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Q:

A cube of edge 15 cm is immersed completely in a rectangular vessel containing water . If the dimensions of the base of vessel are 20 cm x 15 cm, find the rise in water level

A) 11.25cm	B) 11.56cm
C) 11.66cm	D) 10.86cm

Answer & Explanation Answer: A) 11.25cm

Explanation:

Increase in volume = Volume of the cube = (15 x 15 x 15) cm3.

\Rise in water level = volume/area = (15 x 15 x 15)/(20 x 15) cm = 11.25 cm.

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

During rainy season wooden doors are difficult to open or closure because of ?

A) Imbibition	B) Plasmolysis
C) Diffusion	D) Osmosis

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