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BIOLOGY

Biology
The bacterium which reduces the fertility of soil is

Nitrobacter sp
Bacillus dentificans
Nitrosomonas sp
Azotobacter sp

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

Fungi
Bacteria
Viruses
Mosses

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

Yeast
Lycopodium
Fungus
Lacto-bacillus

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Biology
Yeast used in making bread is a

Bacteria
Seed
Plant
Fungus

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Biology
Nitrogen fixation process in the soil is done by

Protoza
Bacteria
Virus
Fungi

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