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8.Microbes in Human Welfare
medium
Relation between bacteria and legume having nodulated roots is that of
A
Host-parasitism
B
Commensalism
C
Symbiosis
D
Epiphytism
Solution
(c) Bacteria fix atmospheric free nitrogen in to ammonia.
The fixed nitrogen is absorbed by the plant.
In return, the plant provides food and shelter to bacteria.
Such an association is called mutualistic symbiosis.
Standard 12
Biology
