A. Nitrogen fixing bacteria
B. Denitrifying bacteria
C. Nitrifying bacteria
D. Nitrate fertilizers
Related Mcqs:
- The natural nitrogen cycle is greatly affected by the excessive use of:
- Except which one, all other processes help in adding nitrogen to soil:
- An example of nitrogen fixing bacteria in the soil is __________?
- Nodules on roots of leguminous plants have __________ bacteria??
- The most abundant gases in the earth’s atmosphere by volume are ____________.
- Arrange the following in ascending order of their occurrence in the atmosphere: (1) oxygen (2) Nitrogen (3) Carbon dioxide (4) Argon
- Azolla is used as a biofertilizer because it:
- The nitrogenous fertilizer with highest percentage of nitrogen is
- Which of the following gases are mainly responsible for the atmospheric greenhouse effect in the earth’s atmosphere?
- Which of the following plants cannot fix atmosphere nitrogen directly?
