None of the given option correctly define the ecological niche of a plant species.
Ecological niche is defined as the functional area of an organism. It is the description of the role that the organism plays in the surroundings that it lives in. A niche is small part of the habitat. The niche has both the biotic and the abiotic factors encompassed along with their interactions.
Niche can be of two types: fundamental niche and realized niche. The fundamental niche is the space that the organism occupies when it is alone and there is absence of any competitor. Realized niche is the real form of niche that an organism occupies in presence of competitors.
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