Question

Megha saw an uprooted plant ‘A’. She noticed some swellings on the roots called ‘B’. These swellings contain an organism ‘C’. The organism ‘C’ help the plant ‘A’ in its survival. i) What could be plant ‘A’? ii) What are the swellings ‘B’ on the root called as? iii) Name organism ‘C’. iv) How organism ‘C’ help plant ‘A’ in its survival?
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Answer 1

Answer:

Ans-i) The plant 'A' could be a leguminous plant.

ii) The swellings on the root of plant 'A' are nodules.

iii) The organism 'C' is Rhizobium bacteria.

iv) Rhizobium bacteria helps leguminous plants by symbiosis, in which the plant gives shelter to the Rhizobium bacteria and the Rhizobium bacteria in turn makes nitrogen compounds for the plant which the plant can use as nutrients.

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