Questions

Q:

Which of the following statements about aldosterone is NOT correct?

A) Aldosterone increases sodium reabsorption by increasing the number of Na+-K+ ATPase pumps in the luminal membrane of the proximal tubule. B) Aldosterone is stimulated by decreased plasma sodium levels and increased plasma potassium levels.
C) Aldosterone is produced in the adrenal cortex. D) Aldosterone increases the number of passive sodium channels in the luminal membrane of the distal tubule and collecting duct, thus aiding sodium reabsorption.
 
Answer & Explanation Answer: A) Aldosterone increases sodium reabsorption by increasing the number of Na+-K+ ATPase pumps in the luminal membrane of the proximal tubule.

Explanation:

Aldosterone, the main mineralocorticoid hormone, is a steroid hormone produced by the zona glomerulosa of the adrenal cortex in the adrenal gland. It is essential for sodium conservation in the kidney, salivary glands, sweat glands and colon.

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Filed Under: Biology
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Q:

How many medals has been bagged by Indian athletes at World Dwarf Games 2017 ?

A) 34 B) 37
C) 39 D) 40
 
Answer & Explanation Answer: B) 37

Explanation:
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Q:

Every year " National Maritime Day of India " is observed on

A) 1st April B) 2nd Aril
C) 4th April D) 5th April
 
Answer & Explanation Answer: D) 5th April

Explanation:

National Maritime Day of India is observed every year on 5th April. On this day in 1919, S S Loyalty, the first ship of the Scindia Steam Navigation Company, journeyed to the United Kingdom.

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Filed Under: Important Days and Years
Exam Prep: Bank Exams

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Q:

How long is an IPv4 address?

A) 128 bytes B) 32 bits
C) 32 bytes D) 128 bits
 
Answer & Explanation Answer: B) 32 bits

Explanation:

Internet Protocol version 4 (IPv4) which defined an IP address as a 32-bit value

IPv4 is in contrast to IPv6, which defined an IP address as a 128 bits value.

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Filed Under: Networking
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Q:

What is the major monosaccharide found in the body?

A) Galactose B) Sucrose
C) Fructose D) Glucose
 
Answer & Explanation Answer: D) Glucose

Explanation:

Glucose is the major monosaccharide found in the body. It is absorbed directly into the bloodstream duringdigestion and a vital carbohydrate as it is a source of energy.

 

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Filed Under: General Science
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Q:

Modem is used mostly for ?

A) A modern empty memory modules B) Connecting to internet
C) Mostly for file system D) All the above
 
Answer & Explanation Answer: B) Connecting to internet

Explanation:

A modem is nothing but short for Modulator and Demodulator. It is used mostly for connecting to the internet.

A modem is a device or program that enables a computer to transmit data over, for example, telephone or cable lines. Computer information is stored digitally, whereas information transmitted over telephone lines is transmitted in the form of analog waves.

 

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Filed Under: Physics
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Q:

When is the shortest day observed?

A) June 21 B) December 22
C) June 22 D) December 21
 
Answer & Explanation Answer: B) December 22

Explanation:

Shortest of all the days is observed on Decenber 22

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Q:

Which of the following properties is found only in ferromagnetic materials ?

A) Susceptibility independent of temperature B) Point in a particular direction
C) Hysteresis D) Attracting a magnetic substance
 
Answer & Explanation Answer: C) Hysteresis

Explanation:
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Filed Under: Physics
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