ECOLOGY
ECOSYSTEM
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Fixation of nitrogen from the atmosphere is made by ____
|
|
Plants
|
|
|
Microorganisms
|
|
|
Animals
|
|
|
Funghi
|
Explanation:
Detailed explanation-1: -Many heterotrophic bacteria live in the soil and fix significant levels of nitrogen without the direct interaction with other organisms. Examples of this type of nitrogen-fixing bacteria include species of Azotobacter, Bacillus, Clostridium, and Klebsiella.
Detailed explanation-2: -Bacteria such as Rhizobium and certain blue-green algae can fix atmospheric nitrogen in the soil.
Detailed explanation-3: -Rhizobium: It attaches to the roots of the plant and produces nodules. These nodules fix atmospheric nitrogen and convert that nitrogen into ammonia. It can be used for the growth and development of plants.
There is 1 question to complete.