You forgot to add the answers but a non living factor that could contribute could be something like temperature.
Answer:
algae - crown pls
Explanation:
algae because if there wasnt algae the food chain wouldnt survive
Answer:
Triangles FGH and UVW
Explanation:
For two triangles to be congruent, they must be the same size and shape. We know these two triangles are the same shape because of the hash marks being in the same places and representing the same values on each one.
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