General Science Questions

Q:

Generally, plants absorb dissolved nitrates from soil and convert them into

A) Ammonia B) Urea
C) Protein D) Nitrogen
 
Answer & Explanation Answer: D) Nitrogen

Explanation:

Generally, plants absorb dissolved nitrates from soil and convert them into free nitrogen.

 

  • Free nitrogen is simply molecular nitrogen (N2).

 

  • Nitrogen, in its molecular form, consists of two nitrogen atoms bound together with a triple bond.
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Q:

Which one of the following river valleys of India is under the influence of intensive gully erosion?

A) Kosi B) Chambal
C) Damodar D) Brahmaputra
 
Answer & Explanation Answer: B) Chambal

Explanation:

The Chambal's lower course is lined by belt of badland gullies resulting from accelerated soil erosion and is the site of a major projectin soil conservation.Chambal Project is a joint project from both Madhya Pradesh and Rajasthan government, which aims at harvesting the Chambal River for irrigation, power prevention and control of soil erosion in the valley

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Q:

What is the main component of biogas and natural gas?

A) Carbon dioxide B) Butane
C) Hydrogen Sulphide D) Methane
 
Answer & Explanation Answer: D) Methane

Explanation:

Methane is the main component of biogas and natural gas.

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Q:

During which process is water produced?

A) Acetyl COA formation B) Electron transport chain
C) Alcohol fermentation D) citric acid cycle
 
Answer & Explanation Answer: B) Electron transport chain

Explanation:
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Q:

The concept of carbon credit originated from

A) G-8 Summit, Hciligendamm B) Earth Summit, Rio de Janeiro
C) Montreal Protocol D) Kyoto Protocol
 
Answer & Explanation Answer: D) Kyoto Protocol

Explanation:

The concept of carbon credit for manufacturers originated with the Kyoto Agreement (Protocol) of 1997.

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Q:

The term "simple carbohydrates" refers to

A) polysaccharides B) monosaccharides and disaccharides
C) starch and glycogen D) dietary fiber
 
Answer & Explanation Answer: B) monosaccharides and disaccharides

Explanation:

Simple carbohydrates are also called as Simple sugars. Monosaccharides and Disaccharides refers to simple carbohydrates.

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Q:

Alcohol first impairs your

A) hearing skills B) colour recognition
C) judgement D) heart
 
Answer & Explanation Answer: C) judgement

Explanation:

The reason why drunk people acts like stupids is when they drink, especially if they drink a lot, first their brain becomes impaired by such large quantities of alcohol that it cannot operate properly. So they cannot judge anything.

 

 Alcohol_first_impairs_your1537335416.jpg image

 

Hence, Alcohol first impairs your Judgement.

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Q:

Which of the following is not a polymer?

A) DNA B) Glucose
C) Starch D) Cellulose
 
Answer & Explanation Answer: B) Glucose

Explanation:

Since A polymer is a large molecule, or macromolecule, composed of many repeated subunits. Glucose is not a polymer.

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