Which of the following types of bacteria have “teichoic acid”?
a) gram positive
b) gram negative
c) both a and b
d) none
Pilus (plural pili) present in……
a) gram positive
b) gram negative
c) both a and b
d) none of them
The bacterial cell membrane involves in
a) cellular respiration
b) photosynthesis
c) DNA replication
d) all of these
Which of the following organelle is present in bacterial cytoplasm?
a) mitochondria
b) cytoskeleton
c) ribosome
d) RER
Photoautotrophic bacteria use ……. instead of water.
a) hydrochloric acid
b) hydrogen sulphide
c) carbon tetra chloride
d) hydrogen iodide
Bacteriochlorophyll is incorporated in……. in bacteria.
a) cytoplasm
b) ribosome
c) cell wall
d) mesosome
