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Q:

Ozonolysis of an organic compound gives formaldehyde as one of the products. This confirms the presence of :

A) An acetylenic triple bond B) Two ethylenic double bonds
C) A vinyl group D) An isopropyl group
 
Answer & Explanation Answer: C) A vinyl group

Explanation:

C=}CH2→OzonolysisHCHO

Vinylic group.

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Filed Under: Chemistry
Exam Prep: AIEEE

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Q:

Which of these is not a simple machine?

A) a pair of scissors B) a lever
C) a ramp D) the pulley
 
Answer & Explanation Answer: A) a pair of scissors

Explanation:

Any of the basic mechanical devices for applying a force are called simple machines.

There are 6 basic simple machines; the lever, the wheel and axle, the inclined plane, the wedge, the pulley, and the screw. Several of these simple machines are related to each other. But, each has a specific purpose in the world of doing work.

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration

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Q:

Who is the newly elected president of Belarus?

A) Ranjith Nagpal B) Alexander Lukashenka
C) APJ Abdhul kalam D) Herculus ivan
 
Answer & Explanation Answer: B) Alexander Lukashenka

Explanation:

 Alexander Lukashenka is the newly elected president of Belarus

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Filed Under: General Awareness

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Q:

Lamarck's theory of inheritance of acquired characters was challenged by 

A) August Weismann B) Hugo de Vries
C) Herbert Spencer D) Carl Linnaeus
 
Answer & Explanation Answer: C) Herbert Spencer

Explanation:

August Weismann cut off the tails of mice for 21 successive generations and still they produced generation after generation of only tailed young ones. So he concluded that acquired characters are not inherited.

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Filed Under: Biology

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Q:

Persons with which blood group are called universal donors?

A) AB B) A
C) O D) B
 
Answer & Explanation Answer: C) O

Explanation:
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Filed Under: General Science

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Q:

A collection of interrelated records is called a

A) Datasheet B) Spreadsheet
C) Database D) Utility File
 
Answer & Explanation Answer: C) Database

Explanation:
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Filed Under: Database
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Q:

People buy me to eat but never eat me?

Answer

I ama PLATE.


People used me to eat their food but cannot eat me.

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Subject: Logic Puzzles Exam Prep: GRE , CAT , Bank Exams

92 5382
Q:

Pushkalavati was capital of which of the following acient Kingdoms ?

A) Magadha B) Kashi
C) Gandhara D) Kosal
 
Answer & Explanation Answer: C) Gandhara

Explanation:

Pushkalavati was capital of ancient Kingdom of Gandhara. Its ruins are currently located in Charsadda, Pakistan, located in Peshawar valley in the Khyber Pakhtunkhwa province (formerly NWFP). Pushkalavati was home of the Sanskrit grammarian Panini.

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Filed Under: Indian History
Exam Prep: Bank Exams

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