GK
SOIL AND AGRICULTURE
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Biofertilizers are -
|
|
Culture of micro-organism
|
|
|
Organic manures
|
|
|
Green manure
|
|
|
None of these
|
Explanation:
Detailed explanation-1: -Biofertilizers are biological preparations of efficient microorganisms that promote plant growth by improving nutrient acquisition. They enhance soil productivity by fixing atmospheric nitrogen, solubilizing soil phosphorus, and stimulating plant growth.
Detailed explanation-2: -What is Biofertilizer? Biofertilizers are substance that contains microbes, which helps in promoting the growth of plants and trees by increasing the supply of essential nutrients to the plants. It comprises living organisms which include mycorrhizal fungi, blue-green algae, and bacteria.
There is 1 question to complete.