Bulb serves as a food mass supplying the plant with adequate nutrients that will allow for production of offspring or more onions that can survive.
An ecosystem is a community of plants and animals that live together and benefits from each other.
Without the bulb that stores food the plants cannot grow and therefore the chances of survival is low.
Therefore, the bulb serves as a food mass supplying the plant with adequate nutrients that will allow for production of offspring or more onions that can survive.
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