Articles > Running Water Freshwater Community Factors – Quiz Running Water Freshwater Community Factors – Quiz Quiz Choose the best answer. 1. The river temperature tends to be colder than the water at the delta at winter.TrueFalse 2. In general, less light penetrates a running body of water.TrueFalse 3. Ripples in the water promotes better light penetration in rivers.TrueFalse 4. Light intensity is one of the factors affecting lotic community.TrueFalse 5. Chemical composition of the freshwater environment has an effect on the biotic components of a lotic ecosystem.TrueFalse Send Your Results (Optional) Your Name To Email Time is Up!