Questions

Q:

The five permanent members of UN security council are

A) Japan, West Germany, USSR, UK and USA B) Germany, China, USSR, UK and USA
C) Canada, China, France, USSR and USA D) China, France, USSR, UK and USA
 
Answer & Explanation Answer: D) China, France, USSR, UK and USA

Explanation:
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Filed Under: World Organisations

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Q:

Which tennis player has won the Grand Slam title in men's singles 2019?

A) Rafael Nadal B) Roger Federer
C) Novak DJokovic D) Daniil Medvedev
 
Answer & Explanation Answer: A) Rafael Nadal

Explanation:

Rafael Nadal defeated Daniil Medvedev in the men's singles title at the 2019 US Open. It was Nadal's 19th Grand Slam singles title, and fourth US Open title.

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Filed Under: Sports
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Q:

The FDA protects the U.S public from

A) paying too much for medicine B) medications that can form addictions
C) drugs smuggled across the border D) harmful prescription and OTC medications
 
Answer & Explanation Answer: D) harmful prescription and OTC medications

Explanation:

FDA, protects the U.S. public from abuses and poor quality products from industries related to food, pharmaceuticals, cosmetics, tobacco, dietary supplements, and even veterinary products.

 

Hence, the FDA is suppose to protect the public from harmful prescription and OTC (over the counter) medications.

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Filed Under: World Geography
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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:

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:

The Lal Bahadur Shastri National Academy of Administration is located in which place ?

A) Hyderabad B) Mussoorie
C) Pune D) Kolkata
 
Answer & Explanation Answer: B) Mussoorie

Explanation:
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Filed Under: Indian Geography
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Q:

Indian captain Virat Kohli became the first captain to hit six double centuries in Test cricket. He has surpassed -

A) Steve Smith B) Brian Lara
C) Michael Clarke D) Don Bradman
 
Answer & Explanation Answer: B) Brian Lara

Explanation:

Virat Kohli surpasses Brian Lara with sixth Test double hundred as captain.

After reaching the milestone, Virat Kohli became the first captain to score six double tons in Test cricket. He has also become the first player to score six double centuries in just a span of 17 months. He also became the second Indian to score back-to-back double centuries, only after Vinod Kambli.

Apart from him, the only other cricketers who have scored back-to-back double Test tons are Wally Hammond, Don Bradman, Kambli, Kumar Sangakkara and Michael Clarke.

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Filed Under: Sports
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Q:

Carbon monoxide is a common atmospheric pollutant.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

Carbon monoxide is a common atmospheric pollutant in the world which is produced in combustion process in automobiles and industries. It has no smell and cannot be seen.

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Subject: General Science
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