Biology · Nitrogen Cycle
निम्नलिखित में से जैविक नाइट्रोजन स्थिरीकारक (Biological Nitrogen Fixers) की पहचान करें: A. राइजोबियम (Rhizobium) B. नील-हरित शैवाल (Blue green algae) C. फलीदार पौधे (Leguminous plants) D. ईस्ट (Yeast)
- 1A, B, C और D
- 2A, B और C
- 3A और C
- 4A और B✓
सही उत्तर देखें
A और B
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