Questions

Q:

Involuntary muscles are controlled by the

A) Central nervous system B) Autonomic nervous system
C) Peripheral nervous system D) All the above
 
Answer & Explanation Answer: B) Autonomic nervous system

Explanation:

Involuntary muscles are the muscles which contract without conscious control whereas Voluntary muscles are the muscles that help you walk, talk, pick up things, jump and do all the basic or complex movements you do everyday with your consciousness.

* The contraction in the involuntary muscles is controlled by the autonomic nervous system. These are present in the walls of the digestive system, blood vessels, bronchi, uterus and bladder.

* Voluntary muscles are mostly located in the arms ,legs ,hands, and feet.

 

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Filed Under: Biology
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Q:

During the day which process is the major driving force in the movement of water in the xylem?

A) Transpiration pull B) Evaporation
C) Suction D) Translocation
 
Answer & Explanation Answer: A) Transpiration pull

Explanation:
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Filed Under: Biology
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.


Little knowledge of playing volleyball (1)/ that she possessed proved to be (2)/helpful at the time of inaugural match. (3)/ No Error (4)

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

Explanation:
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Filed Under: English
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Q:

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The quest for a _____ life engrosses every human being on this earth. Everyman tends to define a happy life in a _____ individualistic fashion. _____have attempted to define a happy life in various terms. Hedonists have a _____ notion that happiness lies in the _____ of physical appetites.

on this earth. Everyman tends to define a happy life in a _____ individualistic fashion.

A) distinctly B) identically
C) similar D) serious
 
Answer & Explanation Answer: A) distinctly

Explanation:
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Q:

Which one of the following is lyophilic colloid?

A) Gold sol B) Smoke
C) Cloud D) Starch aqueous solution
 
Answer & Explanation Answer: D) Starch aqueous solution

Explanation:

Starch aqueous solution is a lyophilic colloidal solution.

 

Lyophilic colloids are liquid loving colloids.  When these colloids are mixed with suitable liquid high force of attraction exists between colloidal particles and liquid.

 

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Filed Under: Chemistry
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Q:

Which of the below options is called a laughing gas?

A) N2O B) CO2
C) H2O D) SO2
 
Answer & Explanation Answer: A) N2O

Explanation:
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Filed Under: Chemistry
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Q:

The demand for a normal good decreases with ________ in the consumer's income.

A) increase B) decrease
C) constant D) double
 
Answer & Explanation Answer: B) decrease

Explanation:
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Filed Under: Indian Economy
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Q:

If the ___________ firm has zero costs or only has fixed cost, the quantity supplied in equilibrium is given by the point where the marginal revenue is zero.

A) Perfect Competition B) Monopoly
C) Oligopoly D) Monopolistic Competition
 
Answer & Explanation Answer: B) Monopoly

Explanation:
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Filed Under: Indian Economy
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