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Q:

Both food and air travel through the

A) pharynx B) trachea
C) larynx D) alveolus
 
Answer & Explanation Answer: A) pharynx

Explanation:

The pharynx is a passageway shared by both food and air.

 

Both_food_and_air_travel_through_the1562568925.png image

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Q:

Select the correct statement about the pharynx.

A) The auditory tube drains into the nasopharynx B) The laryngopharynx blends posteriorly into the nasopharynx
C) The palatine tonsils are embedded in the lateral walls of the nasopharynx D) The pharyngeal tonsil is located in the laryngopharynx
 
Answer & Explanation Answer: A) The auditory tube drains into the nasopharynx

Explanation:
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Q:

Answer the Following Puzzle.

Number_Puzzles_Typical_Aptitude_Questions_and_Answers1585548407.png image

A) 1111 B) 4311
C) 1143 D) 4343
 
Answer & Explanation Answer: C) 1143

Explanation:

Starting with the top 3 digit number, the first digit increases by 2 as you descend,from 1 to 11. The middle digit decreases by 1 each time,and the right hand digit alternates between 5 and 3

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Q:

Who among the following was the advisor to the Drafting Committee of Constiuent Assembly

A) B.Shiva Rao B) B.R.Ambedkar
C) Sachchidananda Sinha D) B.N.Rau
 
Answer & Explanation Answer: D) B.N.Rau

Explanation:
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Filed Under: Indian Politics

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Q:

National Commission for Backward Classes was set up in 

A) 1991 B) 1992
C) 1993 D) 1994
 
Answer & Explanation Answer: C) 1993

Explanation:
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Filed Under: General Awareness

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Q:

Streptomycin was invented by

A) Fleming B) Marie Curie
C) Walksman D) None of these
 
Answer & Explanation Answer: C) Walksman

Explanation:
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Filed Under: Inventions

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Q:

The Kinetic energy of gas molecules

A) is unaffected by temperature variations B) decreases with increase of temperature
C) increases with decrease of temperature D) increases with increase of temperature
 
Answer & Explanation Answer: D) increases with increase of temperature

Explanation:

Kinetic Energy K.E = 12mV2  or 

K.E ∝V2, Where 'm' is the mass and 'v' is the velocity of molecules.

 

Velocity is proportional to temperature. Hence, KE is proportional to temperature and would increase with temperature.

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Filed Under: Chemistry
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Q:

Who discovered the monomers of nucleic acids?

A) James Watson, Francis Crick, and Rosalind Franklin B) Friedrich Miescher
C) Phoebus Levene D) Gerardus Johannes Mulder and Jöns Jacob Berxelius
 
Answer & Explanation Answer: C) Phoebus Levene

Explanation:

Deoxyribonucleic acid (DNA) is a nucleic acid polymer composed of monomers called nucleotides. Nucleotides are composed of three components: (1) a pentose sugar; (2) a nitrogenous base; and (3) one to three phosphate groups.

Phoebus Levene, a Russian biochemist was the first to discover the nucleotide and the first to correctly identify the way nucleic acid molecules, DNA.

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