Questions

Q:

One turn of the citric acid cycle produces

A) two molecules of carbon dioxide are released B) three molecules of NADH and one molecule of FADH2 are generated
C) one molecule of ATP or GTP is produced D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

One turn of the citric acid cycle produces

 

1. Two molecules of carbon dioxide are released.

2. One molecule of ATP or GTP is produced.

3. Tree molecules of NADH and one molecule of FADH2 are generated.

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Q:

In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best
expresses the same sentence in Passive/Active voice.
They renovated the restaurant in 2017.

A) The restaurant was renovated by them in 2017. B) Renovating the restaurant was done by them in 2017.
C) The renovated restaurant was by them in 2017. D) The restaurant in 2017 was being renovated by them.
 
Answer & Explanation Answer: A) The restaurant was renovated by them in 2017.

Explanation:
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Q:

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to “No improvement”.

The plane landed and shot towards the airport

A)  taxied  B)  drove 
C)  wheeled  D) No improvement 
 
Answer & Explanation Answer: A)  taxied 

Explanation:
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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.
He said, "I saw a snake here."

A) He said that he had seen a snake there. B) He said that he saw a snake here.
C) He said that he saw a snake there. D) He said that he had seen a snake.
 
Answer & Explanation Answer: A) He said that he had seen a snake there.

Explanation:
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Q:

Which of the following may cause the breakdown of pyruvate into lactic acid in our muscles?

A) Lack of water B) Lack of Oxygen
C) Lack of carbon dioxide D) Lack of nitrogen  
 
Answer & Explanation Answer: B) Lack of Oxygen

Explanation:
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Q:

A  photon  of  X-ray  has  energy  of  1  keV.  A photon of visible radiation has energy of 3 eV.  In  this  context,  which  one  of  the following statements is not correct?

A) The wavelength of X-ray photon is less than the wavelength of visible radiation photon. B) Both    the    photons    have    different energies.
C) The  speeds  of  both  the  photons  in vacuum are different D) The   frequency   of   X-ray   photon   is higher  than  the  frequency  of  visible radiation photon.
 
Answer & Explanation Answer: C) The  speeds  of  both  the  photons  in vacuum are different

Explanation:

The speed of all the electromagnetic radiation are always   same   and   equal   to   the numerical value 3 x 10^8m/sec.

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Q:

Which describes a Mendelian trait?

A) Humans either have attached earlobes or detached earlobes B) Blood type in humans has several different alleles
C) Plants can grow to a wide range of heights D) Human body mass is controlled by many genes
 
Answer & Explanation Answer: A) Humans either have attached earlobes or detached earlobes

Explanation:
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Q:

Which nation officially changed its name to North Macedonia?

A) Macedonia B) Albania
C) Serbia D) Kosovo
 
Answer & Explanation Answer: A) Macedonia

Explanation:
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Filed Under: General Awareness
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