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Biology Class 11 Chapter 6 - Kingdom Prokaryotae (Monera) - Part 5
1.
Greater pathgenicity to bacteria and protection against phagocytosis is provided by:
a) Mesosomes
b) Capsule
c) Slime
d) Cell Wall
2.
Peptidoglycan is not found in cell wall of _________.
a) Archeobacteria
b) Nucleoid
c) Gram
d) Feulgen
3.
Death rate is more than reproductive rate during _________ phase of growth.
a) Tetracyclin
b) Decline/Death
c) Microbistatic
d) Hormogonia
4.
Osmotic lysis of bacteria is prevented by ___________.
a) Bacilli
b) Cell wall
c) Gram Positive
d) Cell envelope
5.
Coagulation of microbial protein is caused by:
a) Dry heat
b) Chemicals
c) Moist heat
d) Antibiotics
6.
Photosynthetic bacteria use ________ instead of H
2
O for photosynthesis
a) H
24
b) H
26
c) H
2
S
d) H
27
7.
"Germ theory of disease" was formulated by:
a) Pasteur
b) Antone Leeuwenhock
c) Robert Koch
d) None of above
8.
Gram positive cell wall is _______ nm thick.
a) 19-80 nm
b) 21-80 nm
c) 20-80 nm
d) 20-70 nm
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