Respuesta :
Grass produces its own food through photosynthesis. It is a primary producer at the bottom of the food chain. Primary producers are the 1st trophic level.
Grass is at the first trophic level of the trophic system, they are the primary producers.
• The feeding positions of all the organisms in a particular ecosystem is known as the trophic levels.
• The base or the first trophic level of an ecosystem exhibits the higher energy concentration.
• The trophic levels illustrates that what the organisms eat. There are five trophic levels, that is, from simple plants to the ap-ex predators.
• In the first or the lowest level of the trophic system comes the primary producers, that is, the grasses and plants. They can be either aquatic or terrestrial.
Thus, in the given case, grass is the first trophic level of the ecosystem.
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