E-PolyLearning

111. The arrangement, in which flagella are distributed all round the bacterial cell, is known as
a. lophotrichous
b. amphitrichous
c. peritrichous
d. monotrichous
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Answer: (c).peritrichous

112. Periplasm is
a. the area between the inner and outer membranes of gram-negative bacteria
b. the area between the inner and outer membranes of Gram-positive bacteria
c. the interior portion of mitochondria
d. the area outside the cell membrane that is influenced by the polymers
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Answer: (a).the area between the inner and outer membranes of gram-negative bacteria

113. Which of the following has peptidoglycan as a major constituent of cell wall?
a. Gram-negative bacteria
b. Gram-positive bacteria
c. Fungi
d. None of these
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Answer: (b).Gram-positive bacteria

114. The common word for bacteria which are helically curved rods is
a. cooci
b. pleomorphic
c. bacillus
d. spirilla
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Answer: (d).spirilla

115. The bacteria deficient in cell wall is
a. Treponema
b. Mycoplasma
c. Staphylococcus
d. Klebsiella
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Answer: (b).Mycoplasma