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BIOLOGY

Biology
The bacterium which reduces the fertility of soil is

Nitrosomonas sp
Bacillus dentificans
Azotobacter sp
Nitrobacter sp

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Biology
There are used in the retting of flax and hemp.

Viruses
Fungi
Mosses
Bacteria

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Biology
Which of the following bacteria is responsible for the formation of curd?

Lacto-bacillus
Fungus
Lycopodium
Yeast

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Biology
Yeast used in making bread is a

Fungus
Seed
Bacteria
Plant

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Biology
Nitrogen fixation process in the soil is done by

Bacteria
Fungi
Protoza
Virus

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