Questions

Q:

Which three processes are methods of genetic recombination?

A) independent assortment B) Crossing over
C) fertilization D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

Genetic recombination is a complex process that involves alignment of two homologous DNA strands, precise breakage of each strand, equal exchange of DNA segments between the two strands, and sealing of the resultant recombined DNA molecules through the action of enzymes called ligases.

Crossing over, independent assortment and fertilization are methods of genetic recombination.

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Filed Under: Biology
Exam Prep: Bank Exams

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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:

Which of the following elements replaced eka-Aluminium in Mendeleev's Periodic table?

A) Scandium B) Gallium
C) Titanium D) Germanium
 
Answer & Explanation Answer: B) Gallium

Explanation:
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Filed Under: Chemistry
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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 general consensus is that the millennial _____________ with taking pictures of everything stems from the tendency to over- share on social media, but it may also be a manifestation _______________ our relationship with an increasingly unstable present. When everything around you _______________ before you can register it, it is tempting to reach into your pocket for your smartphone, click away, and think about it later, even ___________ the subject is as simple as a slice of toast. The selfie may be narcissistic, but it is ___________ a self-portrait that anchors you to a time and place, be it your first holiday abroad or the nightclub you visit every weekend.

 

it later, even ___________ the subject is as simple

 

A) by   B) if  
C) with   D) so
 
Answer & Explanation Answer: B) if  

Explanation:
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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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Q:

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.


Sapna ______ with all of the chocolates.

 

A) have ran B)  has been running  
C)  has run off D) was run off
 
Answer & Explanation Answer: C)  has run off

Explanation:
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Q:

Which Schedule of Indian Constitution was added by the 74th Constitutional Amendment Act?

A) Ninth Schedule B) Tenth Schedule
C) Eleventh Schedule D) Twelfth Schedule
 
Answer & Explanation Answer: D) Twelfth Schedule

Explanation:
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Filed Under: Animals and Birds

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Q:

A 5 kg object is raised through a height of 4 m. The work done by the force of gravity acting on the object is (take g = 10 m/s2)

 

A) 200j B) 20j
C) -20j D) -200j
 
Answer & Explanation Answer: D) -200j

Explanation:
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Filed Under: Physics
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