The correct answer is (c) Azotobacter.
Azotobacter is a free-living, non-symbiotic nitrogen-fixing bacterium that functions in aerobic conditions.
Information Booster:
• Clostridium and Frankia are anaerobic or symbiotic nitrogen-fixers.
• Rhizobium is a nitrogen-fixing bacterium that forms symbiotic relationships with legumes.
English
90 Questions
90 Marks
90 Mins English English25 Questions25 Marks15 Mins English English100 Questions200 Marks120 Mins EnglishConsider the following statements:
1. Plasma membrane is selective permeable
2. In a plant cell DNA is found in nucleus only
3. Ribosomes are present in both the bacteria and eukaryotic cells
4. How many of the statements given above are correct?
Suggested Test Series
Suggested Test Series
Consider the following statements:
1. Plasma membrane is selective permeable
2. In a plant cell DNA is found in nucleus only
3. Ribosomes are present in both the bacteria and eukaryotic cells
4. How many of the statements given above are correct?
