General Knowledge Questions

Q:

Amino acids can be distinguished from one another by

A) type of bond between the R group and the rest of the molecule B) the number of R groups found on the amino acid molecules
C) the chemical properties of their R groups D) the chemical properties of the amino and carboxyl groups
 
Answer & Explanation Answer: C) the chemical properties of their R groups

Explanation:

Amino acids are organic compounds containing amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid.

 

Depending on the nature of the side chain groups, three classes of aminoacids can e distinguished:

1. Amino acids with H ond donor and acceptor groups.

Histidine, lysine, aspartic acid, threonine,...

2. Amino acids with donor grups only.

Arginine, tryptophan and cysteine.

3. Amino acids with acceptor groups only.

Asparagine and glutamine.

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Filed Under: Biology
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Q:

Which of the following governs and regulates telecommunication in India?

A) TRAI B) BHEL
C) HAL D) NMDC
 
Answer & Explanation Answer: A) TRAI

Explanation:
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Filed Under: General Awareness

2 2996
Q:

How many periods in National Hockey League?

A) 2 B) 3
C) 4 D) 5
 
Answer & Explanation Answer: B) 3

Explanation:

National Hockey League game is divide into 3 Periods each of 20 minutes. During the regular season, if the game ends in a tie, a 5 minute, sudden death overtime is played. In the playoffs, the overtime is 20 minutes long.

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Filed Under: Sports
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Q:

Bangkok lies on river

A) Kizil B) Spree
C) Karnaphuli D) Menam
 
Answer & Explanation Answer: D) Menam

Explanation:
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Filed Under: World Geography

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Q:

A rise in general level of prices may be caused by

A) an increase in the money supply B) an increase in the effective demand
C) a decrease in the aggregate level of output D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

All the three statements lead to either increase in demand of goods and services or decrease in the supply. This leads to increase in general level of prices.

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Filed Under: Indian Economy
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Q:

A substance that cannot be broken down into simpler substances

A) Heterogenous mixure B) Compound
C) Homogenous mixture D) Element
 
Answer & Explanation Answer: D) Element

Explanation:

A substance that cannot be decomposed (broken down) into simpler substances by ordinary chemical means.

Examples: gold, iron, carbon, hydrogen, oxygen, nitrogen.

Material composed of only one kind of matter throughout (same atoms or same molecules).

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Filed Under: Chemistry
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Q:

Cretinism is due to the disorder of the glands

A) Thymus B) Parathyroid
C) Thyroid D) Adrenal
 
Answer & Explanation Answer: C) Thyroid

Explanation:

Cretinism is a disease caused by hypothyroidism(less thyroxine formation).The symptoms of the disease are retardation  of mental, physical and sexual developments. Potbellt, protruding tongue, dry skin etc are also indicative of this disease.

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Filed Under: Biology

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Q:

What is the oldest university in England?

Answer

Oxford

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Subject: World Geography

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