Easy Science Class 9 Level 9

Which organisms can help in nitrogen fixation?

नाइट्रोजन स्थिरीकरण में कौन से जीव मदद कर सकते हैं?

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Correct Answer

A. Rhizobium bacteria

Explanation

Step 1: Identify the concept: this is nitrogen cycle. Step 2: Rhizobium bacteria fix nitrogen in legume root nodules. Step 3: Remember Rhizobium with root nodules.

Step 1: concept पहचानें: यह nitrogen cycle है। Step 2: Rhizobium bacteria legume roots में nitrogen fixation करते हैं। Step 3: Rhizobium को root nodules से याद रखें।

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