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Q.
Which one of the following microbes forms symbiotic association with plants and helps them in their nutrition?
AIPMTAIPMT 2012Organisms and Populations
Solution:
Azotobacter, Aspergillus and Trichoderma all are free living microbes that help plants in their nutrition. Glomus is a fungus that symbiotically forms endomycorrhiza that helps in absorption of nutrition specially phosphorus from soil.