Biology Class 11 Chapter - 6
Prokaryotes - 11
1.
Bacteria that use sunlight for photosynthesis are called as?
a) osmosynthetic
b) saprophytes
c) chemosynthetic
d) photosynthetic
2.
Which one of the following is used as a reactant for
photosynthesis by bacteria?
a) sulphur
b) hydrogen sulphide
c) water
d) carbon dioxide
3.
Green sulphur bacteria are?
a) saprophytic
b) symbiotic
c) chemosynthetic
d) photosynthetic
4.
Which one of the following is a chemoautotrophic bacteria?
a) green sulphur bacteria
b) purple sulphur bacteria
c) nitrifying bacteria
d) purple non-sulphur bacteria
5.
Chemoautotrophic bacteria prepare thier food by?
a) reduction of inorganic substances
b) oxidation of organic substances
c) oxidation of inorganic substances
d) using sunlight
6.
Bacteria that can't synthesize thier organic compounds are called as?
a) heterotrophic
b) autotrophic
c) photosynthetic
d) chemosynthetic
7.
Bacteria which get nourishment from host are called as?
a) saprophytic
b) symbiotic
c) autotrophic
d) parasitic
8.
Pathogenic bacteria are?
a) autotrophic
b) causing diseases
c) saprophytic
d) beneficial
9.
The bacterium Azobacter is?
a) parasitic
b) photosynthetic
c) saprotroph
d) chemosynthetic
10.
The bacterium Streptococcus pneumoniae is?
a) symbiotic
b) photosynthetic
c) parasitic
d) saprotroph
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