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Biology 10 Chapter 16
Man and his environment - 6
1.
Ammonification is done by?
a) Algae
b) Bacteria
c) Viruses
d) Fungi
2.
Ammonia is converted into nitrites by?
a) Bacteriophage
b) Nitrosomonas
c) Cyanobacteria
d) Nitrobacteria
3.
Nitrites are converted into nitrates through?
a) Nitrosomonas
b) Nitrobacteria
c) Bacteriophage
d) Cyanobacteria
4.
Utilization of nitrates by organisms is called?
a) Nitrification
b) Assimilation
c) Ammonification
d) Consumption
5.
When nitrates are reduced to nitrogen gas by bacteria then it is called?
a) Assimilation
b) Nitrification
c) Denitrification
d) Consumptions
6.
Interactions b/w the member, of the same specie are?
a) Interspecific
b) Intraspecific
c) Interactions
d) Mutual reactions
7.
Interactions b/w the members of different species is?
a) Interspecific
b) Population reactions
c) Intraspecific
d) Common reactions
8.
Which type of competition is more stronger and severe?
a) Mutations
b) Interspecific
c) Intraspecific
d) Pedatorprey
9.
All carnivores’ animals are?
a) Decomposer
b) Producers
c) Consumers
d) Predators
10.
Pitcher plant, sundew and Venus fly trap are?
a) Carnivores
b) Carnivores plants
c) Decomposers
d) Producers
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