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Bacteria and Gram Staining- Part 5
See all quizzes of Bacteria anh Gram staining- Part 5 here:
1 Bacterial locomotion is accomplished by
a. Fimbria b. Flagella
c. Cytoskeleton d. Both a and b
2. Fimbriae are demonstrated by
a. Culture
b. Gram stain
c. Biochemical reactions
d. Haemaggulation test
3. The motile bacteria is
a. Salmonella typhi
b. Klebsiella pneumoniae
c. Bacillus anthracis
d. Shigella flexneri
4. Following cocci are non-motile except
a. Staphylococcus b. Meningococcus
c. Gonococcus d. Rhodococcus agilis
5. Metachromatic granules are chemically
composed of
a. Lipids
b. Proteins
c. Polymetaphosphates
d. Polysaccharide
6. Metachromatic granules can be stained
with
a. Saffranine b. Methylene blue
c. Crystal violet d. Pienic acie
7. Bacteria multiply by
a. Spore formation b. Simple binary fission
c. Conjugation d. Gametes
8. Bacterial spores are
a. Weakly acid fast b. Strongly acid fast
c. Alcohol fast d. Non acid fast
9. Endospores can be stained with
a. Safranine b. Crystal violet
c. Methylene blue d. Malachite green
10. The following bacteria produce pigment,
except
a. Pseudomonas pyocyaneus
b. Serratia marcescens
c. D. pneumoniae
d. Staphylococcus aureus
11. The order of stains in Gram-staining
procedure is
a. Crystal violet, Iodine solution, Alcohol,
Saffranine
b. Iodine solution, Crystal Violet, Saffranine,
Alcohol
c. Alcohol, Crystal Violet, Iodine solution,
Saffranine
d. All of these
12. The percentage of alcohol used in Gramstaining
is
a. 75% b. 90%
c. 60% d. 25%
13. Gram positive bacteria appear as
a. Pink b. Violet
c. both a & b d. None of these
14. Gram negative bacteria appear as
a. Pink b. Violet
c. both a & b d. None of these
15. The action of alcohol during Gramstaining
is
a. Allows the color
b. It adds color
c. Decolorises the cells
d. None of these
16. Lipid contents is more in
a. Gram negative bacteria
b. Gram positive bacteria
c. Same in both
d. None of these
17. Cell-wall is
a. Thick in Gram positive than Gram negative
b. Thick in Gram negative than Gram positive
c. Equal in both
d. In Gram negative cell-wall is absent
18. The Lipid content present in Gram positive
bacterial cell-wall is
a. 1-10 % b. 1-5 %
c. 2-8 % d. None of these
19. Rickettsiae stained by this technique
responds as
a. Gram positive
b. Gram negative
c. Between positive and negative
d. None of these
20. Chlamydiae occur in
a. Elementary bodies b. Reticulate bodies
c. Complex structures d. a and b
21. Chlamydiae can be stained better with
a. Ziehl neelsen staining
b. Castaneda & Machiavello stains
c. Giminez stains
d. Both b and c
22. Algae means
a. Fresh water organisms
b. Sea weeds
c. Fresh water weeds
d. None of these
23. The study of algae is known as
a. Algalogy b. Phycology
c. Mycology d. Bacteriology
24. The free floating algae are known as
a. Phytoplankins b. Benthons
c. Sea weeds d. None of these
25. Sexual reproduction of algae is carried by
a. Isogamy b. Anisogamy
c. Oogamy d. All the above
26. In algae, advanced type of sexual reproduction
is
a. Isogamy b. Anisogamy
c. Oogamy d. None of these
27. Alginic acids and its salts are obtained
from the wall of
a. Red algae b. Brown algae
c. Green algae d. Red and brown algae
28. The molds obtained nutrition from dead
and decaying matter which are called
a. Saphrophytes b. Parasites
c. Commensals d. None of these
29. Most molds are capable of growing in
the temperature range between
a. 0o – 25oC b. 0o – 35oC
c. 10o – 25oC d.10o – 35oC
30. Examples for actinomycetes
a. Streptomyces b. Spirillospora
c. Frankia d. Dermatophillia
e. All of the abov
