Question

what are artificial & natural methods of nitrogen fixation

Answer 1

Explanation:

There are 2 types of Nitrogen Fixation.

Natural Fixation.

1. This occurs biologically then the rain water from the rain comes down as water droplets they combine with certain gases like nitrogen, sulphur, oxygen,etc.
2. this thwn comes down on the ground and the plants gets their nutrients.

Artificial Fixation.

1. For this process artifical fertilizer is added to the soil which is not a eco friendly way and can cause harm to the nature.
2. It can also be done chemically.

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Answer 2

Answer:

Biological nitrogen fixation (BNF) is the term used for a process in which nitrogen gas (N2) from the atmosphere is incorporated into the tissue of certain plants. Only a select group of plants is able to obtain N this way, with the help of soil microorganisms.