Question

what is symbiotic???​

Answer 1

Answer:

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Answer 2

Answer:

$\rm \purple {SYMBIOTIC \: RELATIONSHIP}$

When two organisms live together and share shelter and nutrients,their association is called symbiosis or symbiotic relationship,and the organisms are called symbionts,They mutually help each other.

✾Certain fungi live in the roots of some plants.

✾Certain fungi live in the roots of some plants.Plants gives them nutrients.

• Fungi(s) gives them water from soil.

✾Lichens are symbiotic organisns,in which an alga and a fungus live together and derive nutrients from each other.

• The alga is green and autotroph.It make food for both by photosynthesis.
• The fungus provides shelter,water and minerals to alga.

Rhizobium:-

Roots of leguminous plants have nodules.Bacteria belonging to genus Rhizobium live in these nodules.

Work of Rhizobium:-

• ⟶ They convert atmospheric nitrogen into soluble nitrates.
• ⟶These nitrogen compounds are used by leguminous plants.
• ⟶Rhizobiums can not make their own food,therefore depends on the plants for it.

Thus,leguminous plants and Rhizobium have a symbiotic relationship.

⛧Gram,Moong,Urad,Peas,Beans are some examples of leguminous plants.

Attachment:-

A lichen growing on a tree trunk(shows symbiotic relationship between a fungus and alga)