Question

blind sac which hosts some symbiotic micro-organisms that is

Answer 1

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It's Root nodules of leguminous plants .....

The root nodules of Leguminous plants gives shelter or hosts symbiotic microorganisms i.e.Nitrogen fixing bacteria (Rhizobium) .....


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Answer 2

Answer:

Caecum is a small blind sac which hosts some symbiotic microorganisms. Assertion : Caecum is a small blind sac which hosts some symbiotic microorganisms. Reason: Escherichia coli in return produces vitamin `b_(12)` vitamin K, thiamine and riboflavin.