SATHEE: Mineral Nutrition Ques 15

Mineral Nutrition Ques 15

15. Nitrogen fixation in root nodules of Alnus is brought about by:

(a) Bradyrhizobium

(b) Clostridium

(c) Frankia

(d) Azorhizobium

Show Answer

Answer : c

Hints & Solution

(c) Nitrogen fixation in root nodules of Alnus is brought about by Frankia. It is a symbiotic nitrogen fixing bacteria in root nodules of several non-legume plants like Casuarina (Australian Pine), Myrica and Alnus (Alder).

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Mineral Nutrition

Mineral Nutrition Ques 15

15. Nitrogen fixation in root nodules of Alnus is brought about by:

Answer : c

Hints & Solution

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