SaraNextGen Study App [2022-23]
Last Updated On 23-10-2022 - By Sara

Statement 1 :    

   Gram negative bacteria do not retain the stain when washed with alcohol

Statement 2:

  The outer face of the outer membrane of Gram negative bacteria contains lipopolysaccharides, a part of which is integrated into the membrane lipids.

a)

Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

b)

Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

c)

Statement 1 is True, Statement 2 is False

d)

Statement 1 is False, Statement 2 is True


Question ID - 84 :-

Statement 1 :    

   Gram negative bacteria do not retain the stain when washed with alcohol

Statement 2:

  The outer face of the outer membrane of Gram negative bacteria contains lipopolysaccharides, a part of which is integrated into the membrane lipids.

a)

Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

b)

Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

c)

Statement 1 is True, Statement 2 is False

d)

Statement 1 is False, Statement 2 is True

1 Answer
5876 Votes
3537

Answer Key : (c) -

(c)

Gram staining technique was developed by the Danish Bacteriologist Hans Christian Gram in 1884. It is a very useful procedure and on the basis of it bacteria can be classified into :

(i) Gram positive,  those, which give positive test with Gram stain.

(ii) Gram negative,  those, which give negative test with Gram stain.



Next Question :

Statement 1:

The true nucleus is generally absent in  and other prokaryotes.

Statement 2:

An undifferentiated, unorganized fibrillar nucleus without any limiting membrane is observed in prokaryotic cells.

a)

Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

b)

Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

c)

Statement 1 is True, Statement 2 is False

d)

Statement 1 is False, Statement 2 is True


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