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Q:

Which is a pair of allotropes?

A) carbon-16 and carbon-12 B) diamond and graphite
C) carbon dioxide and graphite D) diamond and carbon dioxide
 
Answer & Explanation Answer: B) diamond and graphite

Explanation:

Allotropes are the different physical forms of an element. Here in the given options, diamond and graphite are the pair of allotropes of carbon.

 

Some more examples are Molecular oxygen and ozone are pair of allotropes, Black and red phosphorous are also pairs of allotropes.

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

The enzyme that is necessary to bring about clotting of blood is 

A) peptidase B) amylase
C) lipase D) thrombokinase
 
Answer & Explanation Answer: D) thrombokinase

Explanation:

The clotting of blood is a chain reaction initiated by the enzyme thrombokinase produced by the platelets. This causes prothrombin to be converted into thrombin in the presence of Ca++ion.

Thrombin combines with fibrinogen  to produce fibrin threads which entangles the corpuscles to form the clot.

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Filed Under: Biology
Exam Prep: AIEEE , GATE

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Q:

The Buckingham Canal, which has been declared a National Waterway of India recently, is a canal running from

A) Punjab to Haryana B) Mumbai to goa
C) Vijayawada to Villupuram D) Cochin to Kozhikode
 
Answer & Explanation Answer: C) Vijayawada to Villupuram

Explanation:
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Filed Under: Indian Economy

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Q:

Which scientist discovered the radioactive element radium?

A) Isaac Newton B) Marie Curie
C) Benjamin Franklin D) None of these
 
Answer & Explanation Answer: B) Marie Curie

Explanation:
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Filed Under: Inventions

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Q:

[(24)2+(27)2]÷? = 9.0625

A) 121 B) 144
C) 169 D) 81
 
Answer & Explanation Answer: B) 144

Explanation:
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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams
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4 4724
Q:

Jamini Roy is a famous

A) Dancer B) Magician
C) Cartoonist D) Painter
 
Answer & Explanation Answer: D) Painter

Explanation:
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Filed Under: Famous Personalities

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Q:

Which is the most irrigated state in India?

A) Punjab B) Himachal Pradesh
C) Haryana D) Telangana
 
Answer & Explanation Answer: A) Punjab

Explanation:
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Filed Under: Indian Geography
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Q:

In windows, start button is used to

A) Run applications B) Device setting
C) Turn off the system D) All of above
 
Answer & Explanation Answer: D) All of above

Explanation:

The Start button allows users to access their run applications, device setting, turn off the system, computer programs or configure Microsoft Windows easily by accessing the Start Menu.

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Filed Under: Computer
Exam Prep: Bank Exams

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