Questions

Q:

_____ is the fourth state of matter.

A) Plasma B) Steam
C) Gas D) Matteroid
 
Answer & Explanation Answer: A) Plasma

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Filed Under: Chemistry
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Q:

______ is a thyroid hormone which controls the balance of calcium in the body.

A) Calcitonin B) Thyroxine
C) Calmodulin D) all of these
 
Answer & Explanation Answer: A) Calcitonin

Explanation:

Calcitonin is 32-amino acid linear polypeptide hormone that is produced in humans primarily by the parafollicular cells of the thyroid, and in many other animals in the ultimopharyngeal body. It acts to reduce blood calcium, opposing the effects of parathyroid hormone.

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Filed Under: Biology
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Q:

Accumulation of which one of the following in the leads to cramp?

A) Lactic acid B) Ethanol
C) Pyruvic acid D) Glucose
 
Answer & Explanation Answer: A) Lactic acid

Explanation:

Muscle cramping is a common problem encountered by athletes and non athletes alike. Defined as painful involuntary skeletal muscle contractions, cramps may be categorized as either non exercise related or exercise related. Traditionally, such cramping was believed to arise from dehydration, electrolyte imbalances (including magnesium, potassium and sodium),accumulation of lactic acid, or low cellular energy levels.

 

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Filed Under: Biology
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Q:

A body is initially moving with a velocity of 10 m/s. It undergoes an acceleration of 2 m/s2 for 5 seconds. Find the displacement (in m) of this body in these 5 seconds.

 

A)  25 B)  37.5
C)  50 D)  75
 
Answer & Explanation Answer: D)  75

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Filed Under: Physics
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Q:

Who elects the members of Rajya Sabha?

A) Elected members of the Legislative Council B) The People
C) Elected members of the Legislative Assembly D) Lok Sabha
 
Answer & Explanation Answer: C) Elected members of the Legislative Assembly

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Filed Under: Indian Politics
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Q:

Which country's constitution is the world's longest?

A) United States of America B) China
C) India D) Great Britain
 
Answer & Explanation Answer: C) India

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Q:

First man to go into space was

A) Roald Amundsen B) Reynalt Mayor
C) Robert Peary D) Major Yuri Gagarin
 
Answer & Explanation Answer: D) Major Yuri Gagarin

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Filed Under: General Science
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Q:

Trypsin is present in which of the following?

A) Bile juice B) Gastric juice
C) Saliva D) Pancreatic juice
 
Answer & Explanation Answer: D) Pancreatic juice

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Filed Under: General Science
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