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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Q:

In a plant, which of the following is converted into seed?

A) ovule B) ovary
C) style D) stigma
 
Answer & Explanation Answer: A) ovule

Explanation:
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Filed Under: Biology
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Q:

Ice floats on water because its density is

A) more than water B) zero
C) less than water D) same as water
 
Answer & Explanation Answer: C) less than water

Explanation:
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Filed Under: Chemistry
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Q:

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

 

P: About 30 new hydro projects are now under execution with an installed capacity of 5,600 MW.
Q: However, with the rapid increase in demand for power, higher priority was given to the pithead super thermal power stations as their gestation period was smaller than that of the hydel schemes.
R: Many projects were taken up for execution after independence and at one time (1962-63), the capacity contribution from hydro schemes was equal to thermal schemes.
S: The first hydro generating unit in India was commissioned in Darjeeling (W.Bengal) in 1897.

 

A) RQPS B) SRQP
C) QPSR D) PQRS
 
Answer & Explanation Answer: B) SRQP

Explanation:
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Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

 

We protested that we (was going) all the way to Haridwar.

 

A) is going   B) were going  
C) were went   D) no improvement
 
Answer & Explanation Answer: B) were going  

Explanation:
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Q:

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

 

Carouse

 

A) Quaff   B) Grieve  
C) Overlook   D) Ignore
 
Answer & Explanation Answer: A) Quaff  

Explanation:
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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'.

 

The earliest credible evidence of coffee-drinking or knowledge of the coffee tree (1)/ appears in the middle of the fifteenth century (2)/ as evident from the accounts of Ahmed al-Ghaffar in Yemen. (3)/ No error (4)

 

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

Explanation:
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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 phrase consists usually of a few words which denote a single idea that __________ a separate part of a sentence. In this respect it differs from theclause, ___________ is a short sentence that forms a distinct part __________ a composition, paragraph, or discourse. Correct phrasing is_______________ by rests, such rests do not break the ______________ of a thought or the progress of the sense.


distinct part __________ a composition,

A) for B) at
C) of D) to
 
Answer & Explanation Answer: C) of

Explanation:
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