GENERAL KNOWLEDGE

GK

SOIL AND AGRICULTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is Azofication?
A
It is also known as free fixation of nitrogen
B
It is also known as composite fixation of nitrogen
C
It is also known as nitrogen gain through rains or snow
D
It is also known as free fixation of nitrogen fixed by Rhizobium bacteria
Explanation: 

Detailed explanation-1: -It plays an important role in nitrogen fixation by nodule formation and provides energy for this process. Therefore, phosphorus is required for nitrogen fixation by Rhizobium. Hence, the correct option is (B) Phosphorus.

Detailed explanation-2: -Commonly, two application methods are used in the inoculation of rhizobia to legumes. This is the direct inoculation, where the inoculant is placed in direct contact with the seed (seed–applied inoculant), and indirect inoculation, where by the inoculant is placed alongside or beneath the seed (soil–applied inoculant).

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