Questions

Q:

Who was discovered Oxygen?

A) John Dalton B) Thomas Moore
C) Lavoisier D) Joseph Priestley
 
Answer & Explanation Answer: D) Joseph Priestley

Explanation:

Joseph Priestley and Carl Wilhelm Scheele both independently discovered oxygen in the year 1774, but Priestly is usually given credit for the discovery.

Who_was_discovered_Oxygen1561116136.jpg image

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Filed Under: General Science
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Q:

Instrument for measuring work performed is called _________.

A) Eudiometer B) Anemometer
C) Hyetometer D) Ergometer
 
Answer & Explanation Answer: D) Ergometer

Explanation:
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Filed Under: Physics
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Q:

Which of the following country is known as Kalaallit Nunaat, meaning "Land of the people"?

A) Estonia B) Iceland
C) Panama D) Greenland
 
Answer & Explanation Answer: D) Greenland

Explanation:
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Filed Under: General Awareness
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Q:

The systematic risk of the market is measured by

A) alpha B) beta
C) gamma D) All of the above
 
Answer & Explanation Answer: B) beta

Explanation:

Beta is the measurement of the systematic risk of the market.

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Q:

Most of the oxygen transported by the blood is

A) bound to hemoglobin B) dissolved in plasma
C) dissolved in water D) in ionic form as solute in plasma
 
Answer & Explanation Answer: A) bound to hemoglobin

Explanation:

Oxygen is transported throughout the body via hemoglobin in the red blood cells. Hence, most of the oxygen transported by the blood is bounded to hemoglobin.

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Q:

As an infant, the ability to produce antibodies is

A) about 80% of that of an adult B) nonexistent
C) limited D) the same as an adult
 
Answer & Explanation Answer: C) limited

Explanation:

As an infant, the ability to produce antibodies is limited.

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Filed Under: Biology
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Q:

The FROM SQL clause is used to 

A) specify what table we are selecting or deleting data FROM B) specify search condition  
C) specify range for search condition   D) None of these
 
Answer & Explanation Answer: A) specify what table we are selecting or deleting data FROM

Explanation:
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Q:

The first formed primary xylem elements are called ___________.

A) Metaxylem B) Protoxylem
C) Xylem fibres D) Xylem parenchyma
 
Answer & Explanation Answer: B) Protoxylem

Explanation:
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