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Q:

Common alcoholic beverages include

A) Wine B) Cider
C) Beer D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:
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Filed Under: General Science
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Q:

The pH of pure water is nearly 7.It will increase on the addition of

A) ammonia B) cane sugar
C) common salt D) hydrochloric acid
 
Answer & Explanation Answer: A) ammonia

Explanation:

Ammonia is a base. One adding ammonia to water,the resulting solution will become basic. pH of an alkaline solution is 7. So the pH will increase

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Filed Under: Chemistry

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Q:

Removal of oil and grease from sewage [waste water]

A) Skimming B) Filtration
C) Screening D) None of the above
 
Answer & Explanation Answer: A) Skimming

Explanation:

Skimming is the removal of any material or particles that are floating on the surface. Hence, Removal of oil and grease from sewage - waste water is called as skimming.

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Filed Under: Chemistry
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Q:

Where did Harappan civilization develop?

Answer

Harappan or Indus Valley Civilization was the first and ancient civilization which started in what now Pakistan and North West India.


The Harappan civilization existed between 3300 BC and 1300 BC.


Indus_valley_civilization1533212661.jpg image


The ruins of Mohenjo-daro is a major archaeological site that was built by this civilization and is now a UNESCO World Heritage Site.


 

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Subject: Indian History Exam Prep: AIEEE , Bank Exams , CAT
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Q:

What occurs once in a minute twice in a moment?

Answer

Here the letter 'M' appears once in Minute and twice in a MoMent.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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Q:

Missing letters puzzle

Answer

Answer: U


Explanation:   Starting on the left, and moving along the line to the right, letters follow the alphabetic sequence, in steps of 1,2,3 and then 4, before repeating the sequence.


 

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Subject: Missing letters puzzles

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Q:

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

 

Who taught you to drive a truck?

 

A) To drive a truck by whom were you taught? B) Driving a truck by whom were you taught?
C) Driving a truck by who were you being taught? D) By whom were you taught to drive a truck?
 
Answer & Explanation Answer: D) By whom were you taught to drive a truck?

Explanation:
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Filed Under: English
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Q:

To resolve an object in an electron microscope,

A) the wavelength of the electrons must be close to the diameter of the object B) the wavelength of the electrons must be greater than the diameter of the object.
C) Both A & B D) None of the above
 
Answer & Explanation Answer: A) the wavelength of the electrons must be close to the diameter of the object

Explanation:
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Filed Under: Physics
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