L. polyrhiza or L. gibba: Which species is the better intraspecific competitor? Time Time Time The growth of Lemna polyrhiza when cultured alone. The growth of Lemna gibba when cultured alone. The growth of Lemna polyrhiza and Lemna gibba when cultured together. *All graphs show cultures initiated and maintained under the same conditions. O Lemna polyrhiza O Lemna gibba Blomass Biomass Biomass

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Terrestrial Ecosystem

An ecosystem is a collection of interconnected communities. It includes both living and non-living elements of specific strata. The terrestrial ecosystem is solely related to the ecosystem present on the land and covers 25 to 30% of the total earth’s surface area.