Top 250+ Solved Bacteria and Gram Staining MCQ Questions Answer
Q. Teichoic acids and Teichuronic acids arefound in
a. Gram positive bacteria
b. Gram negative bacteria
c. Fungi
d. None of these
Q. Meosomes are
a. Kind of ribosomes
b. Formed during cell lysis
c. A part of cell wall
d. Principal sites of respiratory enzymes
Q. The characteristic shape of the bacteriais maintained because of
a. Capsule
b. Cell wall
c. Cell membrane
d. Slime layer
Q. Bacterial capsule is chemically composed of
a. Polypeptide
b. Polynucleotides
c. Polysaccharides
d. Polypeptides or polysaccharides
Q. The cell wall deficient form of bacteria is
a. Mycoplasma
b. ‘L’ form
c. Protoplast
d. Spheroplast
Q. The differences between Gram positive and Gram negative bacteria is shown to reside in the
a. Cell wall
b. Nucleus
c. Cell membrane
d. Mesosomes
Q. The virulence determining antigens of microorganisms may be
a. Proteins and polysaccharides
b. Carbohydrate – protein complexes
c. Polysaccharide – Phospholipid – Protein complexes
d. All of these
Q. Organelles with hydrolytic enzymes are
a. Mitochondria
b. Golgi complex
c. Lysosomes
d. Ribosomes
Q. Fimbriae are demonstrated by
a. Culture
b. Gram stain
c. Biochemical reactions
d. Haemaggulation test
Q. The motile bacteria is
a. Salmonella typhi
b. Klebsiella pneumoniae
c. Bacillus anthracis
d. Shigella flexneri
Q. Following cocci are non-motile except
a. Staphylococcu
b. Meningococcus
c. Gonococcus
d. Rhodococcus agilis
Q. Metachromatic granules are chemicallycomposed of
a. Lipids
b. Proteins
c. Polymetaphosphates
d. Polysaccharide