NEET Biology question

Nostoc fixes dinitrogen in symbiotic association with the following I. Alnus II. [illegible in source] III. Anthoceros IV. [illegible in source]

(A)I and II
(B)II and IIICorrect
(C)I and III
(D)I and IV

Answer: (B)

Solution

Nostoc, a nitrogen-fixing cyanobacterium, forms well-documented symbiotic associations with the hornwort Anthoceros (III) and with other hosts such as Cycas or Gunnera;

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Question ID VK-085658