JAMB Biology 2020 Objective — Question 13
Question 13 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2020 Objective paper, with the correct answer and a full explanation.
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13. Bacteria which free soil nitrogen are called (a) nitrating bacteria (b) denitrifying bacteria (c) nitrifying bacteria (d) nitrogen-fixing bacteria
- A. A. nitrating bacteria
- B. B. denitrifying bacteriaCorrect
- C. C. nitrifying bacteria
- D. D. nitrogen-fixing bacteria
Explanation
Bacteria which free soil nitrogen are called denitrifying bacteria. They convert the nitrogen in the soil to atmospheric nitrogen, a good example being pseudomonas.
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