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Q:

Which acid is present in tomato?

A) Sulphuric acid B) HCl
C) Both A & B D) Citric acid
 
Answer & Explanation Answer: D) Citric acid

Explanation:

which_acid_is_present_in_tomato1542371895.jpg image

Citric acid is present in tomatoes.

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Filed Under: Chemistry
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Q:

SQL Server program code that is executed instead of an SQL command that needs to be processed is called

A) INSTEAD OF trigger. B) BEFORE trigger.
C) AFTER trigger. D) BEGIN trigger.
 
Answer & Explanation Answer: A) INSTEAD OF trigger.

Explanation:
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Filed Under: Database

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Q:

Group displacement law was given by

A) Bacquerel B) Rutherford
C) Mendeleaf D) Soddy and Fajan
 
Answer & Explanation Answer: D) Soddy and Fajan

Explanation:
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Q:

It travels over land and water. Who invented the HOVERCRAFT?

A) C. Cockerell B) S. Sperrow
C) O. Stricheg D) T. Henman
 
Answer & Explanation Answer: A) C. Cockerell

Explanation:
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Q:

Which compound matches the IR Spectrum?

Which_compound_matches_the_IR_Spectrum11562648897.png image

A) 3 – Hexanol B) Trans – 4 – Octene
C) 1, 5 – Hexadiene D) None of the above
 
Answer & Explanation Answer: C) 1, 5 – Hexadiene

Explanation:

Infrared spectroscopy involves the interaction of infrared radiation with matter. It is used by chemists to determine functional groups in molecules. IR Spectroscopy measures the vibrations of atoms, and based on this it is possible to determine the functional groups.

Here in the given spectrum, there is no alcohol stretch present in the spectrum. There is no vinyl bending present in the spectrum.
 

Hence, both options B and C are compounds that are not matching with IR spectrum. 1, 5 – Hexadiene is the compound matches the IR Spectrum.

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Q:

"Pellagra" is caused due to the deficiency of

A) Niacin B) Riboflavin
C) Thiamine D) Pyridoxine
 
Answer & Explanation Answer: A) Niacin

Explanation:
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Filed Under: Biology

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Q:

Source of infection in diseases like Tuberculosis, Mumps and Whooping cough is

A) Direct contact B) Droplets of saliva
C) Carrier organism D) A vector
 
Answer & Explanation Answer: B) Droplets of saliva

Explanation:
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Filed Under: Biology

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Q:

kuchipudi belongs to which state

A) Telangana B) Tamilnadu
C) Andhra Pradesh D) Kerala
 
Answer & Explanation Answer: C) Andhra Pradesh

Explanation:

Kuchipudi is a dance-drama performance, with its roots in the ancient Hindu Sanskrit text of Natya Shastra. 

It originated in a village named Kuchipudi in the Indian state of Andhra Pradesh. Kuchipudi is also known as Kuchelapuram or Kuchilapuri in Krishna district of Andhra Pradesh.

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